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Finding the Fourth Proportional to 625,169, 937,753.50 and 151,851.17

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Solution

The fourth proportional to 625,169, 937,753.50 and 151,851.17 is: 227,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,169 : 937,753.50 = 151,851.17 : x
  2. Step 2: Convert to fraction form
    625,169/937,753.50 = 151,851.17/x
  3. Step 3: Cross multiply
    625,169x = 937,753.50 × 151,851.17
  4. Step 4: Simplify right side
    625,169x = 142,398,966,146.60
  5. Step 5: Solve for x
    x = 142,398,966,146.60/625,169
  6. Step 6: Final answer
    x = 227,776.76

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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.