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Finding the Fourth Proportional to 555,693.50, 833,443.65 and 156,239.47

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Solution

The fourth proportional to 555,693.50, 833,443.65 and 156,239.47 is: 234,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,693.50 : 833,443.65 = 156,239.47 : x
  2. Step 2: Convert to fraction form
    555,693.50/833,443.65 = 156,239.47/x
  3. Step 3: Cross multiply
    555,693.50x = 833,443.65 × 156,239.47
  4. Step 4: Simplify right side
    555,693.50x = 130,216,792,067.26
  5. Step 5: Solve for x
    x = 130,216,792,067.26/555,693.50
  6. Step 6: Final answer
    x = 234,332.04

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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.