Home / 784,879.10-1,176,109.05-584,258.30

Finding the Fourth Proportional to 784,879.10, 1,176,109.05 and 584,258.30

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Solution

The fourth proportional to 784,879.10, 1,176,109.05 and 584,258.30 is: 875,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,879.10 : 1,176,109.05 = 584,258.30 : x
  2. Step 2: Convert to fraction form
    784,879.10/1,176,109.05 = 584,258.30/x
  3. Step 3: Cross multiply
    784,879.10x = 1,176,109.05 × 584,258.30
  4. Step 4: Simplify right side
    784,879.10x = 687,151,474,167.62
  5. Step 5: Solve for x
    x = 687,151,474,167.62/784,879.10
  6. Step 6: Final answer
    x = 875,487.03

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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.