Home / 908,163.18-1,253,265.51-526,411.41

Finding the Fourth Proportional to 908,163.18, 1,253,265.51 and 526,411.41

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Solution

The fourth proportional to 908,163.18, 1,253,265.51 and 526,411.41 is: 726,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,163.18 : 1,253,265.51 = 526,411.41 : x
  2. Step 2: Convert to fraction form
    908,163.18/1,253,265.51 = 526,411.41/x
  3. Step 3: Cross multiply
    908,163.18x = 1,253,265.51 × 526,411.41
  4. Step 4: Simplify right side
    908,163.18x = 659,733,264,223.47
  5. Step 5: Solve for x
    x = 659,733,264,223.47/908,163.18
  6. Step 6: Final answer
    x = 726,447.93

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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.