Home / 872,024.05-1,203,407.19-479,572.52

Finding the Fourth Proportional to 872,024.05, 1,203,407.19 and 479,572.52

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Solution

The fourth proportional to 872,024.05, 1,203,407.19 and 479,572.52 is: 661,817.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,024.05 : 1,203,407.19 = 479,572.52 : x
  2. Step 2: Convert to fraction form
    872,024.05/1,203,407.19 = 479,572.52/x
  3. Step 3: Cross multiply
    872,024.05x = 1,203,407.19 × 479,572.52
  4. Step 4: Simplify right side
    872,024.05x = 577,121,016,296.56
  5. Step 5: Solve for x
    x = 577,121,016,296.56/872,024.05
  6. Step 6: Final answer
    x = 661,817.77

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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.