Home / 925,386.60-1,277,024.76-517,483.77

Finding the Fourth Proportional to 925,386.60, 1,277,024.76 and 517,483.77

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Solution

The fourth proportional to 925,386.60, 1,277,024.76 and 517,483.77 is: 714,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,386.60 : 1,277,024.76 = 517,483.77 : x
  2. Step 2: Convert to fraction form
    925,386.60/1,277,024.76 = 517,483.77/x
  3. Step 3: Cross multiply
    925,386.60x = 1,277,024.76 × 517,483.77
  4. Step 4: Simplify right side
    925,386.60x = 660,839,587,188.15
  5. Step 5: Solve for x
    x = 660,839,587,188.15/925,386.60
  6. Step 6: Final answer
    x = 714,122.71

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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.