Home / 787,363.45-1,181,377.33-468,125.19

Finding the Fourth Proportional to 787,363.45, 1,181,377.33 and 468,125.19

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Solution

The fourth proportional to 787,363.45, 1,181,377.33 and 468,125.19 is: 702,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,363.45 : 1,181,377.33 = 468,125.19 : x
  2. Step 2: Convert to fraction form
    787,363.45/1,181,377.33 = 468,125.19/x
  3. Step 3: Cross multiply
    787,363.45x = 1,181,377.33 × 468,125.19
  4. Step 4: Simplify right side
    787,363.45x = 553,032,485,897.63
  5. Step 5: Solve for x
    x = 553,032,485,897.63/787,363.45
  6. Step 6: Final answer
    x = 702,385.27

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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.