Home / 546,211.20-819,316.80-357,254.40

Finding the Fourth Proportional to 546,211.20, 819,316.80 and 357,254.40

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Solution

The fourth proportional to 546,211.20, 819,316.80 and 357,254.40 is: 535,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,211.20 : 819,316.80 = 357,254.40 : x
  2. Step 2: Convert to fraction form
    546,211.20/819,316.80 = 357,254.40/x
  3. Step 3: Cross multiply
    546,211.20x = 819,316.80 × 357,254.40
  4. Step 4: Simplify right side
    546,211.20x = 292,704,531,793.92
  5. Step 5: Solve for x
    x = 292,704,531,793.92/546,211.20
  6. Step 6: Final answer
    x = 535,881.60

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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.