Home / 546,420.12-819,134.02-191,240.38

Finding the Fourth Proportional to 546,420.12, 819,134.02 and 191,240.38

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Solution

The fourth proportional to 546,420.12, 819,134.02 and 191,240.38 is: 286,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,420.12 : 819,134.02 = 191,240.38 : x
  2. Step 2: Convert to fraction form
    546,420.12/819,134.02 = 191,240.38/x
  3. Step 3: Cross multiply
    546,420.12x = 819,134.02 × 191,240.38
  4. Step 4: Simplify right side
    546,420.12x = 156,651,501,255.73
  5. Step 5: Solve for x
    x = 156,651,501,255.73/546,420.12
  6. Step 6: Final answer
    x = 286,686.92

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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.