Home / 908,019.88-1,252,877.34-526,023.88

Finding the Fourth Proportional to 908,019.88, 1,252,877.34 and 526,023.88

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Solution

The fourth proportional to 908,019.88, 1,252,877.34 and 526,023.88 is: 725,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,019.88 : 1,252,877.34 = 526,023.88 : x
  2. Step 2: Convert to fraction form
    908,019.88/1,252,877.34 = 526,023.88/x
  3. Step 3: Cross multiply
    908,019.88x = 1,252,877.34 × 526,023.88
  4. Step 4: Simplify right side
    908,019.88x = 659,043,399,550.88
  5. Step 5: Solve for x
    x = 659,043,399,550.88/908,019.88
  6. Step 6: Final answer
    x = 725,802.83

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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.