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Finding the Fourth Proportional to 224,332.88, 309,502.80 and 127,526.96

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Solution

The fourth proportional to 224,332.88, 309,502.80 and 127,526.96 is: 175,943.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,332.88 : 309,502.80 = 127,526.96 : x
  2. Step 2: Convert to fraction form
    224,332.88/309,502.80 = 127,526.96/x
  3. Step 3: Cross multiply
    224,332.88x = 309,502.80 × 127,526.96
  4. Step 4: Simplify right side
    224,332.88x = 39,469,951,195.49
  5. Step 5: Solve for x
    x = 39,469,951,195.49/224,332.88
  6. Step 6: Final answer
    x = 175,943.67

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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.