Home / 888,081.95-1,225,536.80-543,863.23

Finding the Fourth Proportional to 888,081.95, 1,225,536.80 and 543,863.23

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Solution

The fourth proportional to 888,081.95, 1,225,536.80 and 543,863.23 is: 750,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,081.95 : 1,225,536.80 = 543,863.23 : x
  2. Step 2: Convert to fraction form
    888,081.95/1,225,536.80 = 543,863.23/x
  3. Step 3: Cross multiply
    888,081.95x = 1,225,536.80 × 543,863.23
  4. Step 4: Simplify right side
    888,081.95x = 666,524,401,344.47
  5. Step 5: Solve for x
    x = 666,524,401,344.47/888,081.95
  6. Step 6: Final answer
    x = 750,521.28

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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.