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Finding the Fourth Proportional to 541,646.01, 747,462.35 and 299,923.39

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Solution

The fourth proportional to 541,646.01, 747,462.35 and 299,923.39 is: 413,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,646.01 : 747,462.35 = 299,923.39 : x
  2. Step 2: Convert to fraction form
    541,646.01/747,462.35 = 299,923.39/x
  3. Step 3: Cross multiply
    541,646.01x = 747,462.35 × 299,923.39
  4. Step 4: Simplify right side
    541,646.01x = 224,181,438,172.06
  5. Step 5: Solve for x
    x = 224,181,438,172.06/541,646.01
  6. Step 6: Final answer
    x = 413,889.21

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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.