Home / 627,975.92-941,831.98-207,153.20

Finding the Fourth Proportional to 627,975.92, 941,831.98 and 207,153.20

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Solution

The fourth proportional to 627,975.92, 941,831.98 and 207,153.20 is: 310,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,975.92 : 941,831.98 = 207,153.20 : x
  2. Step 2: Convert to fraction form
    627,975.92/941,831.98 = 207,153.20/x
  3. Step 3: Cross multiply
    627,975.92x = 941,831.98 × 207,153.20
  4. Step 4: Simplify right side
    627,975.92x = 195,103,508,519.34
  5. Step 5: Solve for x
    x = 195,103,508,519.34/627,975.92
  6. Step 6: Final answer
    x = 310,686.29

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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.