Home / 917,169.60-1,377,066.60-652,105.20

Finding the Fourth Proportional to 917,169.60, 1,377,066.60 and 652,105.20

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Solution

The fourth proportional to 917,169.60, 1,377,066.60 and 652,105.20 is: 979,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,169.60 : 1,377,066.60 = 652,105.20 : x
  2. Step 2: Convert to fraction form
    917,169.60/1,377,066.60 = 652,105.20/x
  3. Step 3: Cross multiply
    917,169.60x = 1,377,066.60 × 652,105.20
  4. Step 4: Simplify right side
    917,169.60x = 897,992,290,606.32
  5. Step 5: Solve for x
    x = 897,992,290,606.32/917,169.60
  6. Step 6: Final answer
    x = 979,090.77

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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.