Home / 864,191.41-1,192,406.11-496,597.55

Finding the Fourth Proportional to 864,191.41, 1,192,406.11 and 496,597.55

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Solution

The fourth proportional to 864,191.41, 1,192,406.11 and 496,597.55 is: 685,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,191.41 : 1,192,406.11 = 496,597.55 : x
  2. Step 2: Convert to fraction form
    864,191.41/1,192,406.11 = 496,597.55/x
  3. Step 3: Cross multiply
    864,191.41x = 1,192,406.11 × 496,597.55
  4. Step 4: Simplify right side
    864,191.41x = 592,145,945,627.51
  5. Step 5: Solve for x
    x = 592,145,945,627.51/864,191.41
  6. Step 6: Final answer
    x = 685,202.31

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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.