Home / 497,722.20-746,583.30-248,890.20

Finding the Fourth Proportional to 497,722.20, 746,583.30 and 248,890.20

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Solution

The fourth proportional to 497,722.20, 746,583.30 and 248,890.20 is: 373,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,722.20 : 746,583.30 = 248,890.20 : x
  2. Step 2: Convert to fraction form
    497,722.20/746,583.30 = 248,890.20/x
  3. Step 3: Cross multiply
    497,722.20x = 746,583.30 × 248,890.20
  4. Step 4: Simplify right side
    497,722.20x = 185,817,266,853.66
  5. Step 5: Solve for x
    x = 185,817,266,853.66/497,722.20
  6. Step 6: Final answer
    x = 373,335.30

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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.