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Finding the Fourth Proportional to 424,243.35, 585,443.49 and 240,498.96

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Solution

The fourth proportional to 424,243.35, 585,443.49 and 240,498.96 is: 331,881.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,243.35 : 585,443.49 = 240,498.96 : x
  2. Step 2: Convert to fraction form
    424,243.35/585,443.49 = 240,498.96/x
  3. Step 3: Cross multiply
    424,243.35x = 585,443.49 × 240,498.96
  4. Step 4: Simplify right side
    424,243.35x = 140,798,550,483.77
  5. Step 5: Solve for x
    x = 140,798,550,483.77/424,243.35
  6. Step 6: Final answer
    x = 331,881.57

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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.