Home / 828,862.59-1,143,411.68-484,473.53

Finding the Fourth Proportional to 828,862.59, 1,143,411.68 and 484,473.53

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Solution

The fourth proportional to 828,862.59, 1,143,411.68 and 484,473.53 is: 668,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,862.59 : 1,143,411.68 = 484,473.53 : x
  2. Step 2: Convert to fraction form
    828,862.59/1,143,411.68 = 484,473.53/x
  3. Step 3: Cross multiply
    828,862.59x = 1,143,411.68 × 484,473.53
  4. Step 4: Simplify right side
    828,862.59x = 553,952,692,634.75
  5. Step 5: Solve for x
    x = 553,952,692,634.75/828,862.59
  6. Step 6: Final answer
    x = 668,328.74

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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.