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Finding the Fourth Proportional to 431,603.73, 595,600.11 and 238,011.48

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Solution

The fourth proportional to 431,603.73, 595,600.11 and 238,011.48 is: 328,448.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,603.73 : 595,600.11 = 238,011.48 : x
  2. Step 2: Convert to fraction form
    431,603.73/595,600.11 = 238,011.48/x
  3. Step 3: Cross multiply
    431,603.73x = 595,600.11 × 238,011.48
  4. Step 4: Simplify right side
    431,603.73x = 141,759,663,669.26
  5. Step 5: Solve for x
    x = 141,759,663,669.26/431,603.73
  6. Step 6: Final answer
    x = 328,448.65

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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.