Home / 912,925.44-1,259,931.24-525,753.54

Finding the Fourth Proportional to 912,925.44, 1,259,931.24 and 525,753.54

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Solution

The fourth proportional to 912,925.44, 1,259,931.24 and 525,753.54 is: 725,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,925.44 : 1,259,931.24 = 525,753.54 : x
  2. Step 2: Convert to fraction form
    912,925.44/1,259,931.24 = 525,753.54/x
  3. Step 3: Cross multiply
    912,925.44x = 1,259,931.24 × 525,753.54
  4. Step 4: Simplify right side
    912,925.44x = 662,413,309,586.59
  5. Step 5: Solve for x
    x = 662,413,309,586.59/912,925.44
  6. Step 6: Final answer
    x = 725,594.10

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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.