Home / 541,154.40-810,844.96-288,166.28

Finding the Fourth Proportional to 541,154.40, 810,844.96 and 288,166.28

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Solution

The fourth proportional to 541,154.40, 810,844.96 and 288,166.28 is: 431,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,154.40 : 810,844.96 = 288,166.28 : x
  2. Step 2: Convert to fraction form
    541,154.40/810,844.96 = 288,166.28/x
  3. Step 3: Cross multiply
    541,154.40x = 810,844.96 × 288,166.28
  4. Step 4: Simplify right side
    541,154.40x = 233,658,175,779.95
  5. Step 5: Solve for x
    x = 233,658,175,779.95/541,154.40
  6. Step 6: Final answer
    x = 431,777.28

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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.