Home / 897,266.20-1,346,136.90-391,610.20

Finding the Fourth Proportional to 897,266.20, 1,346,136.90 and 391,610.20

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Solution

The fourth proportional to 897,266.20, 1,346,136.90 and 391,610.20 is: 587,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,266.20 : 1,346,136.90 = 391,610.20 : x
  2. Step 2: Convert to fraction form
    897,266.20/1,346,136.90 = 391,610.20/x
  3. Step 3: Cross multiply
    897,266.20x = 1,346,136.90 × 391,610.20
  4. Step 4: Simplify right side
    897,266.20x = 527,160,940,636.38
  5. Step 5: Solve for x
    x = 527,160,940,636.38/897,266.20
  6. Step 6: Final answer
    x = 587,519.00

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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.