Home / 546,004.20-819,006.30-535,506.60

Finding the Fourth Proportional to 546,004.20, 819,006.30 and 535,506.60

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Solution

The fourth proportional to 546,004.20, 819,006.30 and 535,506.60 is: 803,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,004.20 : 819,006.30 = 535,506.60 : x
  2. Step 2: Convert to fraction form
    546,004.20/819,006.30 = 535,506.60/x
  3. Step 3: Cross multiply
    546,004.20x = 819,006.30 × 535,506.60
  4. Step 4: Simplify right side
    546,004.20x = 438,583,279,091.58
  5. Step 5: Solve for x
    x = 438,583,279,091.58/546,004.20
  6. Step 6: Final answer
    x = 803,259.90

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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.