Home / 715,470.80-1,073,206.20-537,011.60

Finding the Fourth Proportional to 715,470.80, 1,073,206.20 and 537,011.60

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Solution

The fourth proportional to 715,470.80, 1,073,206.20 and 537,011.60 is: 805,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,470.80 : 1,073,206.20 = 537,011.60 : x
  2. Step 2: Convert to fraction form
    715,470.80/1,073,206.20 = 537,011.60/x
  3. Step 3: Cross multiply
    715,470.80x = 1,073,206.20 × 537,011.60
  4. Step 4: Simplify right side
    715,470.80x = 576,324,178,591.92
  5. Step 5: Solve for x
    x = 576,324,178,591.92/715,470.80
  6. Step 6: Final answer
    x = 805,517.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.