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Finding the Fourth Proportional to 369,220.38, 553,830.44 and 88,737.63

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Solution

The fourth proportional to 369,220.38, 553,830.44 and 88,737.63 is: 133,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,220.38 : 553,830.44 = 88,737.63 : x
  2. Step 2: Convert to fraction form
    369,220.38/553,830.44 = 88,737.63/x
  3. Step 3: Cross multiply
    369,220.38x = 553,830.44 × 88,737.63
  4. Step 4: Simplify right side
    369,220.38x = 49,145,600,223.77
  5. Step 5: Solve for x
    x = 49,145,600,223.77/369,220.38
  6. Step 6: Final answer
    x = 133,106.41

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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.