Home / 875,751.90-1,314,119.82-476,420.58

Finding the Fourth Proportional to 875,751.90, 1,314,119.82 and 476,420.58

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Solution

The fourth proportional to 875,751.90, 1,314,119.82 and 476,420.58 is: 714,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,751.90 : 1,314,119.82 = 476,420.58 : x
  2. Step 2: Convert to fraction form
    875,751.90/1,314,119.82 = 476,420.58/x
  3. Step 3: Cross multiply
    875,751.90x = 1,314,119.82 × 476,420.58
  4. Step 4: Simplify right side
    875,751.90x = 626,073,726,833.90
  5. Step 5: Solve for x
    x = 626,073,726,833.90/875,751.90
  6. Step 6: Final answer
    x = 714,898.51

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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.