Home / 917,184.67-1,374,278.83-557,465.55

Finding the Fourth Proportional to 917,184.67, 1,374,278.83 and 557,465.55

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Solution

The fourth proportional to 917,184.67, 1,374,278.83 and 557,465.55 is: 835,287.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,184.67 : 1,374,278.83 = 557,465.55 : x
  2. Step 2: Convert to fraction form
    917,184.67/1,374,278.83 = 557,465.55/x
  3. Step 3: Cross multiply
    917,184.67x = 1,374,278.83 × 557,465.55
  4. Step 4: Simplify right side
    917,184.67x = 766,113,103,819.31
  5. Step 5: Solve for x
    x = 766,113,103,819.31/917,184.67
  6. Step 6: Final answer
    x = 835,287.73

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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.