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Finding the Fourth Proportional to 433,540.68, 598,309.40 and 242,542.68

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Solution

The fourth proportional to 433,540.68, 598,309.40 and 242,542.68 is: 334,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,540.68 : 598,309.40 = 242,542.68 : x
  2. Step 2: Convert to fraction form
    433,540.68/598,309.40 = 242,542.68/x
  3. Step 3: Cross multiply
    433,540.68x = 598,309.40 × 242,542.68
  4. Step 4: Simplify right side
    433,540.68x = 145,115,565,345.19
  5. Step 5: Solve for x
    x = 145,115,565,345.19/433,540.68
  6. Step 6: Final answer
    x = 334,721.91

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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.