Home / 720,075.18-1,080,265.86-246,633.42

Finding the Fourth Proportional to 720,075.18, 1,080,265.86 and 246,633.42

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Solution

The fourth proportional to 720,075.18, 1,080,265.86 and 246,633.42 is: 370,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,075.18 : 1,080,265.86 = 246,633.42 : x
  2. Step 2: Convert to fraction form
    720,075.18/1,080,265.86 = 246,633.42/x
  3. Step 3: Cross multiply
    720,075.18x = 1,080,265.86 × 246,633.42
  4. Step 4: Simplify right side
    720,075.18x = 266,429,663,561.04
  5. Step 5: Solve for x
    x = 266,429,663,561.04/720,075.18
  6. Step 6: Final answer
    x = 370,002.56

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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.