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Finding the Fourth Proportional to 522,545.76, 783,950.24 and 148,568.76

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Solution

The fourth proportional to 522,545.76, 783,950.24 and 148,568.76 is: 222,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,545.76 : 783,950.24 = 148,568.76 : x
  2. Step 2: Convert to fraction form
    522,545.76/783,950.24 = 148,568.76/x
  3. Step 3: Cross multiply
    522,545.76x = 783,950.24 × 148,568.76
  4. Step 4: Simplify right side
    522,545.76x = 116,470,515,058.50
  5. Step 5: Solve for x
    x = 116,470,515,058.50/522,545.76
  6. Step 6: Final answer
    x = 222,890.56

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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.