Home / 584,434.20-876,392.10-268,987.80

Finding the Fourth Proportional to 584,434.20, 876,392.10 and 268,987.80

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Solution

The fourth proportional to 584,434.20, 876,392.10 and 268,987.80 is: 403,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,434.20 : 876,392.10 = 268,987.80 : x
  2. Step 2: Convert to fraction form
    584,434.20/876,392.10 = 268,987.80/x
  3. Step 3: Cross multiply
    584,434.20x = 876,392.10 × 268,987.80
  4. Step 4: Simplify right side
    584,434.20x = 235,738,782,916.38
  5. Step 5: Solve for x
    x = 235,738,782,916.38/584,434.20
  6. Step 6: Final answer
    x = 403,362.40

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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.