Home / 808,250.10-1,212,375.15-524,814.90

Finding the Fourth Proportional to 808,250.10, 1,212,375.15 and 524,814.90

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Solution

The fourth proportional to 808,250.10, 1,212,375.15 and 524,814.90 is: 787,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,250.10 : 1,212,375.15 = 524,814.90 : x
  2. Step 2: Convert to fraction form
    808,250.10/1,212,375.15 = 524,814.90/x
  3. Step 3: Cross multiply
    808,250.10x = 1,212,375.15 × 524,814.90
  4. Step 4: Simplify right side
    808,250.10x = 636,272,543,109.74
  5. Step 5: Solve for x
    x = 636,272,543,109.74/808,250.10
  6. Step 6: Final answer
    x = 787,222.35

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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.