Home / 693,461.60-1,040,103.12-220,152.32

Finding the Fourth Proportional to 693,461.60, 1,040,103.12 and 220,152.32

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Solution

The fourth proportional to 693,461.60, 1,040,103.12 and 220,152.32 is: 330,200.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,461.60 : 1,040,103.12 = 220,152.32 : x
  2. Step 2: Convert to fraction form
    693,461.60/1,040,103.12 = 220,152.32/x
  3. Step 3: Cross multiply
    693,461.60x = 1,040,103.12 × 220,152.32
  4. Step 4: Simplify right side
    693,461.60x = 228,981,114,907.24
  5. Step 5: Solve for x
    x = 228,981,114,907.24/693,461.60
  6. Step 6: Final answer
    x = 330,200.14

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Double scale
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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.