Home / 869,038.68-1,199,255.22-476,565.96

Finding the Fourth Proportional to 869,038.68, 1,199,255.22 and 476,565.96

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Solution

The fourth proportional to 869,038.68, 1,199,255.22 and 476,565.96 is: 657,651.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,038.68 : 1,199,255.22 = 476,565.96 : x
  2. Step 2: Convert to fraction form
    869,038.68/1,199,255.22 = 476,565.96/x
  3. Step 3: Cross multiply
    869,038.68x = 1,199,255.22 × 476,565.96
  4. Step 4: Simplify right side
    869,038.68x = 571,524,215,204.31
  5. Step 5: Solve for x
    x = 571,524,215,204.31/869,038.68
  6. Step 6: Final answer
    x = 657,651.07

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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.