Home / 1,012,500.57-1,397,199.45-559,704.09

Finding the Fourth Proportional to 1,012,500.57, 1,397,199.45 and 559,704.09

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Solution

The fourth proportional to 1,012,500.57, 1,397,199.45 and 559,704.09 is: 772,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,500.57 : 1,397,199.45 = 559,704.09 : x
  2. Step 2: Convert to fraction form
    1,012,500.57/1,397,199.45 = 559,704.09/x
  3. Step 3: Cross multiply
    1,012,500.57x = 1,397,199.45 × 559,704.09
  4. Step 4: Simplify right side
    1,012,500.57x = 782,018,246,710.75
  5. Step 5: Solve for x
    x = 782,018,246,710.75/1,012,500.57
  6. Step 6: Final answer
    x = 772,363.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.