Home / 898,910.06-1,240,348.55-531,336.11

Finding the Fourth Proportional to 898,910.06, 1,240,348.55 and 531,336.11

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Solution

The fourth proportional to 898,910.06, 1,240,348.55 and 531,336.11 is: 733,156.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,910.06 : 1,240,348.55 = 531,336.11 : x
  2. Step 2: Convert to fraction form
    898,910.06/1,240,348.55 = 531,336.11/x
  3. Step 3: Cross multiply
    898,910.06x = 1,240,348.55 × 531,336.11
  4. Step 4: Simplify right side
    898,910.06x = 659,041,964,742.72
  5. Step 5: Solve for x
    x = 659,041,964,742.72/898,910.06
  6. Step 6: Final answer
    x = 733,156.74

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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.