Home / 814,519.22-1,124,200.24-470,411.17

Finding the Fourth Proportional to 814,519.22, 1,124,200.24 and 470,411.17

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Solution

The fourth proportional to 814,519.22, 1,124,200.24 and 470,411.17 is: 649,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,519.22 : 1,124,200.24 = 470,411.17 : x
  2. Step 2: Convert to fraction form
    814,519.22/1,124,200.24 = 470,411.17/x
  3. Step 3: Cross multiply
    814,519.22x = 1,124,200.24 × 470,411.17
  4. Step 4: Simplify right side
    814,519.22x = 528,836,350,711.00
  5. Step 5: Solve for x
    x = 528,836,350,711.00/814,519.22
  6. Step 6: Final answer
    x = 649,261.97

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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.