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Finding the Fourth Proportional to 423,294.62, 584,153.70 and 232,325.78

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Solution

The fourth proportional to 423,294.62, 584,153.70 and 232,325.78 is: 320,613.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,294.62 : 584,153.70 = 232,325.78 : x
  2. Step 2: Convert to fraction form
    423,294.62/584,153.70 = 232,325.78/x
  3. Step 3: Cross multiply
    423,294.62x = 584,153.70 × 232,325.78
  4. Step 4: Simplify right side
    423,294.62x = 135,713,963,992.39
  5. Step 5: Solve for x
    x = 135,713,963,992.39/423,294.62
  6. Step 6: Final answer
    x = 320,613.49

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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.