Home / 962,730.17-1,328,707.55-554,752.61

Finding the Fourth Proportional to 962,730.17, 1,328,707.55 and 554,752.61

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Solution

The fourth proportional to 962,730.17, 1,328,707.55 and 554,752.61 is: 765,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,730.17 : 1,328,707.55 = 554,752.61 : x
  2. Step 2: Convert to fraction form
    962,730.17/1,328,707.55 = 554,752.61/x
  3. Step 3: Cross multiply
    962,730.17x = 1,328,707.55 × 554,752.61
  4. Step 4: Simplify right side
    962,730.17x = 737,103,981,289.21
  5. Step 5: Solve for x
    x = 737,103,981,289.21/962,730.17
  6. Step 6: Final answer
    x = 765,639.23

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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.