Home / 937,521.38-1,293,781.65-507,800.18

Finding the Fourth Proportional to 937,521.38, 1,293,781.65 and 507,800.18

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Solution

The fourth proportional to 937,521.38, 1,293,781.65 and 507,800.18 is: 700,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,521.38 : 1,293,781.65 = 507,800.18 : x
  2. Step 2: Convert to fraction form
    937,521.38/1,293,781.65 = 507,800.18/x
  3. Step 3: Cross multiply
    937,521.38x = 1,293,781.65 × 507,800.18
  4. Step 4: Simplify right side
    937,521.38x = 656,982,554,750.70
  5. Step 5: Solve for x
    x = 656,982,554,750.70/937,521.38
  6. Step 6: Final answer
    x = 700,765.41

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.