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Finding the Fourth Proportional to 232,505.94, 348,780.95 and 90,362.17

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Solution

The fourth proportional to 232,505.94, 348,780.95 and 90,362.17 is: 135,551.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,505.94 : 348,780.95 = 90,362.17 : x
  2. Step 2: Convert to fraction form
    232,505.94/348,780.95 = 90,362.17/x
  3. Step 3: Cross multiply
    232,505.94x = 348,780.95 × 90,362.17
  4. Step 4: Simplify right side
    232,505.94x = 31,516,603,044.85
  5. Step 5: Solve for x
    x = 31,516,603,044.85/232,505.94
  6. Step 6: Final answer
    x = 135,551.82

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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.