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Finding the Fourth Proportional to 416,545.61, 624,854.86 and 117,028.67

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Solution

The fourth proportional to 416,545.61, 624,854.86 and 117,028.67 is: 175,553.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,545.61 : 624,854.86 = 117,028.67 : x
  2. Step 2: Convert to fraction form
    416,545.61/624,854.86 = 117,028.67/x
  3. Step 3: Cross multiply
    416,545.61x = 624,854.86 × 117,028.67
  4. Step 4: Simplify right side
    416,545.61x = 73,125,929,791.99
  5. Step 5: Solve for x
    x = 73,125,929,791.99/416,545.61
  6. Step 6: Final answer
    x = 175,553.24

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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.