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Finding the Fourth Proportional to 541,641.84, 747,456.58 and 299,919.22

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Solution

The fourth proportional to 541,641.84, 747,456.58 and 299,919.22 is: 413,883.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,641.84 : 747,456.58 = 299,919.22 : x
  2. Step 2: Convert to fraction form
    541,641.84/747,456.58 = 299,919.22/x
  3. Step 3: Cross multiply
    541,641.84x = 747,456.58 × 299,919.22
  4. Step 4: Simplify right side
    541,641.84x = 224,176,597,730.52
  5. Step 5: Solve for x
    x = 224,176,597,730.52/541,641.84
  6. Step 6: Final answer
    x = 413,883.46

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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.