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Finding the Fourth Proportional to 541,566.70, 747,389.67 and 299,875.96

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Solution

The fourth proportional to 541,566.70, 747,389.67 and 299,875.96 is: 413,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,566.70 : 747,389.67 = 299,875.96 : x
  2. Step 2: Convert to fraction form
    541,566.70/747,389.67 = 299,875.96/x
  3. Step 3: Cross multiply
    541,566.70x = 747,389.67 × 299,875.96
  4. Step 4: Simplify right side
    541,566.70x = 224,124,194,785.33
  5. Step 5: Solve for x
    x = 224,124,194,785.33/541,566.70
  6. Step 6: Final answer
    x = 413,844.12

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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.