Home / 1,097,402.70-1,645,326.45-498,650.70

Finding the Fourth Proportional to 1,097,402.70, 1,645,326.45 and 498,650.70

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Solution

The fourth proportional to 1,097,402.70, 1,645,326.45 and 498,650.70 is: 747,622.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,402.70 : 1,645,326.45 = 498,650.70 : x
  2. Step 2: Convert to fraction form
    1,097,402.70/1,645,326.45 = 498,650.70/x
  3. Step 3: Cross multiply
    1,097,402.70x = 1,645,326.45 × 498,650.70
  4. Step 4: Simplify right side
    1,097,402.70x = 820,443,186,021.02
  5. Step 5: Solve for x
    x = 820,443,186,021.02/1,097,402.70
  6. Step 6: Final answer
    x = 747,622.71

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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.