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Finding the Fourth Proportional to 352,772.58, 487,028.09 and 232,264.17

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Solution

The fourth proportional to 352,772.58, 487,028.09 and 232,264.17 is: 320,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,772.58 : 487,028.09 = 232,264.17 : x
  2. Step 2: Convert to fraction form
    352,772.58/487,028.09 = 232,264.17/x
  3. Step 3: Cross multiply
    352,772.58x = 487,028.09 × 232,264.17
  4. Step 4: Simplify right side
    352,772.58x = 113,119,176,191.07
  5. Step 5: Solve for x
    x = 113,119,176,191.07/352,772.58
  6. Step 6: Final answer
    x = 320,657.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.