Home / 784,229.80-1,176,320.40-223,264.30

Finding the Fourth Proportional to 784,229.80, 1,176,320.40 and 223,264.30

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Solution

The fourth proportional to 784,229.80, 1,176,320.40 and 223,264.30 is: 334,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,229.80 : 1,176,320.40 = 223,264.30 : x
  2. Step 2: Convert to fraction form
    784,229.80/1,176,320.40 = 223,264.30/x
  3. Step 3: Cross multiply
    784,229.80x = 1,176,320.40 × 223,264.30
  4. Step 4: Simplify right side
    784,229.80x = 262,630,350,681.72
  5. Step 5: Solve for x
    x = 262,630,350,681.72/784,229.80
  6. Step 6: Final answer
    x = 334,889.53

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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.