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Finding the Fourth Proportional to 353,259.48, 487,251.04 and 232,362.12

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Solution

The fourth proportional to 353,259.48, 487,251.04 and 232,362.12 is: 320,497.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,259.48 : 487,251.04 = 232,362.12 : x
  2. Step 2: Convert to fraction form
    353,259.48/487,251.04 = 232,362.12/x
  3. Step 3: Cross multiply
    353,259.48x = 487,251.04 × 232,362.12
  4. Step 4: Simplify right side
    353,259.48x = 113,218,684,626.61
  5. Step 5: Solve for x
    x = 113,218,684,626.61/353,259.48
  6. Step 6: Final answer
    x = 320,497.23

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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.