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Finding the Fourth Proportional to 424,327.76, 585,557.16 and 233,339.48

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Solution

The fourth proportional to 424,327.76, 585,557.16 and 233,339.48 is: 322,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,327.76 : 585,557.16 = 233,339.48 : x
  2. Step 2: Convert to fraction form
    424,327.76/585,557.16 = 233,339.48/x
  3. Step 3: Cross multiply
    424,327.76x = 585,557.16 × 233,339.48
  4. Step 4: Simplify right side
    424,327.76x = 136,633,603,224.68
  5. Step 5: Solve for x
    x = 136,633,603,224.68/424,327.76
  6. Step 6: Final answer
    x = 322,000.15

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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.