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Finding the Fourth Proportional to 423,300.60, 584,136.54 and 232,317.24

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Solution

The fourth proportional to 423,300.60, 584,136.54 and 232,317.24 is: 320,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,300.60 : 584,136.54 = 232,317.24 : x
  2. Step 2: Convert to fraction form
    423,300.60/584,136.54 = 232,317.24/x
  3. Step 3: Cross multiply
    423,300.60x = 584,136.54 × 232,317.24
  4. Step 4: Simplify right side
    423,300.60x = 135,704,988,755.95
  5. Step 5: Solve for x
    x = 135,704,988,755.95/423,300.60
  6. Step 6: Final answer
    x = 320,587.75

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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.