Home / 1,048,116.20-1,572,174.30-338,167.40

Finding the Fourth Proportional to 1,048,116.20, 1,572,174.30 and 338,167.40

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Solution

The fourth proportional to 1,048,116.20, 1,572,174.30 and 338,167.40 is: 507,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,116.20 : 1,572,174.30 = 338,167.40 : x
  2. Step 2: Convert to fraction form
    1,048,116.20/1,572,174.30 = 338,167.40/x
  3. Step 3: Cross multiply
    1,048,116.20x = 1,572,174.30 × 338,167.40
  4. Step 4: Simplify right side
    1,048,116.20x = 531,658,095,377.82
  5. Step 5: Solve for x
    x = 531,658,095,377.82/1,048,116.20
  6. Step 6: Final answer
    x = 507,251.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.