Home / 926,642.50-1,278,758.01-524,234.50

Finding the Fourth Proportional to 926,642.50, 1,278,758.01 and 524,234.50

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Solution

The fourth proportional to 926,642.50, 1,278,758.01 and 524,234.50 is: 723,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,642.50 : 1,278,758.01 = 524,234.50 : x
  2. Step 2: Convert to fraction form
    926,642.50/1,278,758.01 = 524,234.50/x
  3. Step 3: Cross multiply
    926,642.50x = 1,278,758.01 × 524,234.50
  4. Step 4: Simplify right side
    926,642.50x = 670,369,065,993.35
  5. Step 5: Solve for x
    x = 670,369,065,993.35/926,642.50
  6. Step 6: Final answer
    x = 723,438.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.