Home / 651,839.40-977,175.90-252,347.40

Finding the Fourth Proportional to 651,839.40, 977,175.90 and 252,347.40

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Solution

The fourth proportional to 651,839.40, 977,175.90 and 252,347.40 is: 378,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,839.40 : 977,175.90 = 252,347.40 : x
  2. Step 2: Convert to fraction form
    651,839.40/977,175.90 = 252,347.40/x
  3. Step 3: Cross multiply
    651,839.40x = 977,175.90 × 252,347.40
  4. Step 4: Simplify right side
    651,839.40x = 246,587,797,707.66
  5. Step 5: Solve for x
    x = 246,587,797,707.66/651,839.40
  6. Step 6: Final answer
    x = 378,295.33

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1.5x scale

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.