Home / 546,187.20-819,280.80-452,875.20

Finding the Fourth Proportional to 546,187.20, 819,280.80 and 452,875.20

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Solution

The fourth proportional to 546,187.20, 819,280.80 and 452,875.20 is: 679,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,187.20 : 819,280.80 = 452,875.20 : x
  2. Step 2: Convert to fraction form
    546,187.20/819,280.80 = 452,875.20/x
  3. Step 3: Cross multiply
    546,187.20x = 819,280.80 × 452,875.20
  4. Step 4: Simplify right side
    546,187.20x = 371,031,956,156.16
  5. Step 5: Solve for x
    x = 371,031,956,156.16/546,187.20
  6. Step 6: Final answer
    x = 679,312.80

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Similar ratio
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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.