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Finding the Fourth Proportional to 360,332.50, 539,159.52 and 226,587.46

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Solution

The fourth proportional to 360,332.50, 539,159.52 and 226,587.46 is: 339,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,332.50 : 539,159.52 = 226,587.46 : x
  2. Step 2: Convert to fraction form
    360,332.50/539,159.52 = 226,587.46/x
  3. Step 3: Cross multiply
    360,332.50x = 539,159.52 × 226,587.46
  4. Step 4: Simplify right side
    360,332.50x = 122,166,786,171.62
  5. Step 5: Solve for x
    x = 122,166,786,171.62/360,332.50
  6. Step 6: Final answer
    x = 339,039.04

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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.