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Finding the Fourth Proportional to 555,529.07, 834,400.78 and 524,194.83

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Solution

The fourth proportional to 555,529.07, 834,400.78 and 524,194.83 is: 787,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,529.07 : 834,400.78 = 524,194.83 : x
  2. Step 2: Convert to fraction form
    555,529.07/834,400.78 = 524,194.83/x
  3. Step 3: Cross multiply
    555,529.07x = 834,400.78 × 524,194.83
  4. Step 4: Simplify right side
    555,529.07x = 437,388,575,023.97
  5. Step 5: Solve for x
    x = 437,388,575,023.97/555,529.07
  6. Step 6: Final answer
    x = 787,336.97

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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.