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Finding the Fourth Proportional to 888,453.63, 1,331,285.63 and 604,279.71

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Solution

The fourth proportional to 888,453.63, 1,331,285.63 and 604,279.71 is: 905,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,453.63 : 1,331,285.63 = 604,279.71 : x
  2. Step 2: Convert to fraction form
    888,453.63/1,331,285.63 = 604,279.71/x
  3. Step 3: Cross multiply
    888,453.63x = 1,331,285.63 × 604,279.71
  4. Step 4: Simplify right side
    888,453.63x = 804,468,891,402.17
  5. Step 5: Solve for x
    x = 804,468,891,402.17/888,453.63
  6. Step 6: Final answer
    x = 905,470.88

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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.