Home / 898,264.80-1,347,397.20-579,400.20

Finding the Fourth Proportional to 898,264.80, 1,347,397.20 and 579,400.20

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Solution

The fourth proportional to 898,264.80, 1,347,397.20 and 579,400.20 is: 869,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,264.80 : 1,347,397.20 = 579,400.20 : x
  2. Step 2: Convert to fraction form
    898,264.80/1,347,397.20 = 579,400.20/x
  3. Step 3: Cross multiply
    898,264.80x = 1,347,397.20 × 579,400.20
  4. Step 4: Simplify right side
    898,264.80x = 780,682,207,159.44
  5. Step 5: Solve for x
    x = 780,682,207,159.44/898,264.80
  6. Step 6: Final answer
    x = 869,100.30

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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.