Home / 825,092.85-1,138,607.64-457,567.86

Finding the Fourth Proportional to 825,092.85, 1,138,607.64 and 457,567.86

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Solution

The fourth proportional to 825,092.85, 1,138,607.64 and 457,567.86 is: 631,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,092.85 : 1,138,607.64 = 457,567.86 : x
  2. Step 2: Convert to fraction form
    825,092.85/1,138,607.64 = 457,567.86/x
  3. Step 3: Cross multiply
    825,092.85x = 1,138,607.64 × 457,567.86
  4. Step 4: Simplify right side
    825,092.85x = 520,990,261,214.45
  5. Step 5: Solve for x
    x = 520,990,261,214.45/825,092.85
  6. Step 6: Final answer
    x = 631,432.28

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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.