Home / 863,470.35-1,191,608.15-476,297.53

Finding the Fourth Proportional to 863,470.35, 1,191,608.15 and 476,297.53

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Solution

The fourth proportional to 863,470.35, 1,191,608.15 and 476,297.53 is: 657,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,470.35 : 1,191,608.15 = 476,297.53 : x
  2. Step 2: Convert to fraction form
    863,470.35/1,191,608.15 = 476,297.53/x
  3. Step 3: Cross multiply
    863,470.35x = 1,191,608.15 × 476,297.53
  4. Step 4: Simplify right side
    863,470.35x = 567,560,018,572.87
  5. Step 5: Solve for x
    x = 567,560,018,572.87/863,470.35
  6. Step 6: Final answer
    x = 657,301.11

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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.