Home / 649,232.20-974,139.90-294,063.40

Finding the Fourth Proportional to 649,232.20, 974,139.90 and 294,063.40

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Solution

The fourth proportional to 649,232.20, 974,139.90 and 294,063.40 is: 441,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,232.20 : 974,139.90 = 294,063.40 : x
  2. Step 2: Convert to fraction form
    649,232.20/974,139.90 = 294,063.40/x
  3. Step 3: Cross multiply
    649,232.20x = 974,139.90 × 294,063.40
  4. Step 4: Simplify right side
    649,232.20x = 286,458,891,069.66
  5. Step 5: Solve for x
    x = 286,458,891,069.66/649,232.20
  6. Step 6: Final answer
    x = 441,227.18

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1.5x scale

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.