Home / 1,330,800.30-1,996,200.45-532,205.10

Finding the Fourth Proportional to 1,330,800.30, 1,996,200.45 and 532,205.10

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Solution

The fourth proportional to 1,330,800.30, 1,996,200.45 and 532,205.10 is: 798,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,800.30 : 1,996,200.45 = 532,205.10 : x
  2. Step 2: Convert to fraction form
    1,330,800.30/1,996,200.45 = 532,205.10/x
  3. Step 3: Cross multiply
    1,330,800.30x = 1,996,200.45 × 532,205.10
  4. Step 4: Simplify right side
    1,330,800.30x = 1,062,388,060,112.30
  5. Step 5: Solve for x
    x = 1,062,388,060,112.30/1,330,800.30
  6. Step 6: Final answer
    x = 798,307.65

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Double scale
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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.