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Finding the Fourth Proportional to 337,440.30, 506,087.55 and 147,900.30

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Solution

The fourth proportional to 337,440.30, 506,087.55 and 147,900.30 is: 221,818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,440.30 : 506,087.55 = 147,900.30 : x
  2. Step 2: Convert to fraction form
    337,440.30/506,087.55 = 147,900.30/x
  3. Step 3: Cross multiply
    337,440.30x = 506,087.55 × 147,900.30
  4. Step 4: Simplify right side
    337,440.30x = 74,850,500,471.27
  5. Step 5: Solve for x
    x = 74,850,500,471.27/337,440.30
  6. Step 6: Final answer
    x = 221,818.50

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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.