Home / 925,455.60-1,277,119.62-517,552.74

Finding the Fourth Proportional to 925,455.60, 1,277,119.62 and 517,552.74

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Solution

The fourth proportional to 925,455.60, 1,277,119.62 and 517,552.74 is: 714,217.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,455.60 : 1,277,119.62 = 517,552.74 : x
  2. Step 2: Convert to fraction form
    925,455.60/1,277,119.62 = 517,552.74/x
  3. Step 3: Cross multiply
    925,455.60x = 1,277,119.62 × 517,552.74
  4. Step 4: Simplify right side
    925,455.60x = 660,976,758,638.76
  5. Step 5: Solve for x
    x = 660,976,758,638.76/925,455.60
  6. Step 6: Final answer
    x = 714,217.69

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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.