Home / 784,876.60-1,176,105.30-584,255.80

Finding the Fourth Proportional to 784,876.60, 1,176,105.30 and 584,255.80

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Solution

The fourth proportional to 784,876.60, 1,176,105.30 and 584,255.80 is: 875,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,876.60 : 1,176,105.30 = 584,255.80 : x
  2. Step 2: Convert to fraction form
    784,876.60/1,176,105.30 = 584,255.80/x
  3. Step 3: Cross multiply
    784,876.60x = 1,176,105.30 × 584,255.80
  4. Step 4: Simplify right side
    784,876.60x = 687,146,342,935.74
  5. Step 5: Solve for x
    x = 687,146,342,935.74/784,876.60
  6. Step 6: Final answer
    x = 875,483.28

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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.