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Finding the Fourth Proportional to 546,073.74, 819,479.66 and 191,090.83

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Solution

The fourth proportional to 546,073.74, 819,479.66 and 191,090.83 is: 286,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,073.74 : 819,479.66 = 191,090.83 : x
  2. Step 2: Convert to fraction form
    546,073.74/819,479.66 = 191,090.83/x
  3. Step 3: Cross multiply
    546,073.74x = 819,479.66 × 191,090.83
  4. Step 4: Simplify right side
    546,073.74x = 156,595,048,397.52
  5. Step 5: Solve for x
    x = 156,595,048,397.52/546,073.74
  6. Step 6: Final answer
    x = 286,765.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.