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Finding the Fourth Proportional to 424,385.53, 585,663.11 and 233,403.93

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Solution

The fourth proportional to 424,385.53, 585,663.11 and 233,403.93 is: 322,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,385.53 : 585,663.11 = 233,403.93 : x
  2. Step 2: Convert to fraction form
    424,385.53/585,663.11 = 233,403.93/x
  3. Step 3: Cross multiply
    424,385.53x = 585,663.11 × 233,403.93
  4. Step 4: Simplify right side
    424,385.53x = 136,696,071,238.27
  5. Step 5: Solve for x
    x = 136,696,071,238.27/424,385.53
  6. Step 6: Final answer
    x = 322,103.52

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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.