Home / 870,251.67-1,201,000.23-579,361.23

Finding the Fourth Proportional to 870,251.67, 1,201,000.23 and 579,361.23

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Solution

The fourth proportional to 870,251.67, 1,201,000.23 and 579,361.23 is: 799,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,251.67 : 1,201,000.23 = 579,361.23 : x
  2. Step 2: Convert to fraction form
    870,251.67/1,201,000.23 = 579,361.23/x
  3. Step 3: Cross multiply
    870,251.67x = 1,201,000.23 × 579,361.23
  4. Step 4: Simplify right side
    870,251.67x = 695,812,970,483.08
  5. Step 5: Solve for x
    x = 695,812,970,483.08/870,251.67
  6. Step 6: Final answer
    x = 799,553.73

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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.