Home / 537,792.20-806,688.30-454,848.20

Finding the Fourth Proportional to 537,792.20, 806,688.30 and 454,848.20

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Solution

The fourth proportional to 537,792.20, 806,688.30 and 454,848.20 is: 682,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,792.20 : 806,688.30 = 454,848.20 : x
  2. Step 2: Convert to fraction form
    537,792.20/806,688.30 = 454,848.20/x
  3. Step 3: Cross multiply
    537,792.20x = 806,688.30 × 454,848.20
  4. Step 4: Simplify right side
    537,792.20x = 366,920,721,216.06
  5. Step 5: Solve for x
    x = 366,920,721,216.06/537,792.20
  6. Step 6: Final answer
    x = 682,272.30

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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.