Home / 984,344.32-1,358,520.42-554,730.04

Finding the Fourth Proportional to 984,344.32, 1,358,520.42 and 554,730.04

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Solution

The fourth proportional to 984,344.32, 1,358,520.42 and 554,730.04 is: 765,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,344.32 : 1,358,520.42 = 554,730.04 : x
  2. Step 2: Convert to fraction form
    984,344.32/1,358,520.42 = 554,730.04/x
  3. Step 3: Cross multiply
    984,344.32x = 1,358,520.42 × 554,730.04
  4. Step 4: Simplify right side
    984,344.32x = 753,612,086,927.42
  5. Step 5: Solve for x
    x = 753,612,086,927.42/984,344.32
  6. Step 6: Final answer
    x = 765,598.04

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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.