Home / 546,056.90-819,454.41-191,074

Finding the Fourth Proportional to 546,056.90, 819,454.41 and 191,074

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Solution

The fourth proportional to 546,056.90, 819,454.41 and 191,074 is: 286,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,056.90 : 819,454.41 = 191,074 : x
  2. Step 2: Convert to fraction form
    546,056.90/819,454.41 = 191,074/x
  3. Step 3: Cross multiply
    546,056.90x = 819,454.41 × 191,074
  4. Step 4: Simplify right side
    546,056.90x = 156,576,431,936.34
  5. Step 5: Solve for x
    x = 156,576,431,936.34/546,056.90
  6. Step 6: Final answer
    x = 286,740.14

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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.