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Finding the Fourth Proportional to 369,235.73, 553,853.55 and 88,752.98

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Solution

The fourth proportional to 369,235.73, 553,853.55 and 88,752.98 is: 133,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,235.73 : 553,853.55 = 88,752.98 : x
  2. Step 2: Convert to fraction form
    369,235.73/553,853.55 = 88,752.98/x
  3. Step 3: Cross multiply
    369,235.73x = 553,853.55 × 88,752.98
  4. Step 4: Simplify right side
    369,235.73x = 49,156,153,046.08
  5. Step 5: Solve for x
    x = 49,156,153,046.08/369,235.73
  6. Step 6: Final answer
    x = 133,129.46

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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.