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Finding the Fourth Proportional to 245,665.32, 368,502.30 and 88,006.92

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Solution

The fourth proportional to 245,665.32, 368,502.30 and 88,006.92 is: 132,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,665.32 : 368,502.30 = 88,006.92 : x
  2. Step 2: Convert to fraction form
    245,665.32/368,502.30 = 88,006.92/x
  3. Step 3: Cross multiply
    245,665.32x = 368,502.30 × 88,006.92
  4. Step 4: Simplify right side
    245,665.32x = 32,430,752,435.92
  5. Step 5: Solve for x
    x = 32,430,752,435.92/245,665.32
  6. Step 6: Final answer
    x = 132,011.93

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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.