Home / 863,473.85-1,191,612.98-476,301.03

Finding the Fourth Proportional to 863,473.85, 1,191,612.98 and 476,301.03

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Solution

The fourth proportional to 863,473.85, 1,191,612.98 and 476,301.03 is: 657,305.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,473.85 : 1,191,612.98 = 476,301.03 : x
  2. Step 2: Convert to fraction form
    863,473.85/1,191,612.98 = 476,301.03/x
  3. Step 3: Cross multiply
    863,473.85x = 1,191,612.98 × 476,301.03
  4. Step 4: Simplify right side
    863,473.85x = 567,566,487,353.86
  5. Step 5: Solve for x
    x = 567,566,487,353.86/863,473.85
  6. Step 6: Final answer
    x = 657,305.94

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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.