Home / 1,130,380.86-1,695,649.05-382,174.14

Finding the Fourth Proportional to 1,130,380.86, 1,695,649.05 and 382,174.14

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Solution

The fourth proportional to 1,130,380.86, 1,695,649.05 and 382,174.14 is: 573,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,380.86 : 1,695,649.05 = 382,174.14 : x
  2. Step 2: Convert to fraction form
    1,130,380.86/1,695,649.05 = 382,174.14/x
  3. Step 3: Cross multiply
    1,130,380.86x = 1,695,649.05 × 382,174.14
  4. Step 4: Simplify right side
    1,130,380.86x = 648,033,217,425.57
  5. Step 5: Solve for x
    x = 648,033,217,425.57/1,130,380.86
  6. Step 6: Final answer
    x = 573,287.50

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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.