Home / 546,419.02-819,132.34-191,239.28

Finding the Fourth Proportional to 546,419.02, 819,132.34 and 191,239.28

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Solution

The fourth proportional to 546,419.02, 819,132.34 and 191,239.28 is: 286,685.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,419.02 : 819,132.34 = 191,239.28 : x
  2. Step 2: Convert to fraction form
    546,419.02/819,132.34 = 191,239.28/x
  3. Step 3: Cross multiply
    546,419.02x = 819,132.34 × 191,239.28
  4. Step 4: Simplify right side
    546,419.02x = 156,650,278,926.32
  5. Step 5: Solve for x
    x = 156,650,278,926.32/546,419.02
  6. Step 6: Final answer
    x = 286,685.26

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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.