Home / 825,095.88-1,138,611.76-457,570.88

Finding the Fourth Proportional to 825,095.88, 1,138,611.76 and 457,570.88

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Solution

The fourth proportional to 825,095.88, 1,138,611.76 and 457,570.88 is: 631,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,095.88 : 1,138,611.76 = 457,570.88 : x
  2. Step 2: Convert to fraction form
    825,095.88/1,138,611.76 = 457,570.88/x
  3. Step 3: Cross multiply
    825,095.88x = 1,138,611.76 × 457,570.88
  4. Step 4: Simplify right side
    825,095.88x = 520,995,585,001.55
  5. Step 5: Solve for x
    x = 520,995,585,001.55/825,095.88
  6. Step 6: Final answer
    x = 631,436.42

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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.