Home / 784,240.80-1,176,336.90-223,275.30

Finding the Fourth Proportional to 784,240.80, 1,176,336.90 and 223,275.30

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Solution

The fourth proportional to 784,240.80, 1,176,336.90 and 223,275.30 is: 334,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,240.80 : 1,176,336.90 = 223,275.30 : x
  2. Step 2: Convert to fraction form
    784,240.80/1,176,336.90 = 223,275.30/x
  3. Step 3: Cross multiply
    784,240.80x = 1,176,336.90 × 223,275.30
  4. Step 4: Simplify right side
    784,240.80x = 262,646,974,248.57
  5. Step 5: Solve for x
    x = 262,646,974,248.57/784,240.80
  6. Step 6: Final answer
    x = 334,906.03

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Double scale
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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.