Home / 838,527.64-1,257,776.58-207,441.40

Finding the Fourth Proportional to 838,527.64, 1,257,776.58 and 207,441.40

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Solution

The fourth proportional to 838,527.64, 1,257,776.58 and 207,441.40 is: 311,158.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,527.64 : 1,257,776.58 = 207,441.40 : x
  2. Step 2: Convert to fraction form
    838,527.64/1,257,776.58 = 207,441.40/x
  3. Step 3: Cross multiply
    838,527.64x = 1,257,776.58 × 207,441.40
  4. Step 4: Simplify right side
    838,527.64x = 260,914,934,642.41
  5. Step 5: Solve for x
    x = 260,914,934,642.41/838,527.64
  6. Step 6: Final answer
    x = 311,158.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.