Home / 775,050.72-1,069,575.66-426,197.22

Finding the Fourth Proportional to 775,050.72, 1,069,575.66 and 426,197.22

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Solution

The fourth proportional to 775,050.72, 1,069,575.66 and 426,197.22 is: 588,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,050.72 : 1,069,575.66 = 426,197.22 : x
  2. Step 2: Convert to fraction form
    775,050.72/1,069,575.66 = 426,197.22/x
  3. Step 3: Cross multiply
    775,050.72x = 1,069,575.66 × 426,197.22
  4. Step 4: Simplify right side
    775,050.72x = 455,850,172,871.67
  5. Step 5: Solve for x
    x = 455,850,172,871.67/775,050.72
  6. Step 6: Final answer
    x = 588,155.28

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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.