Home / 853,868.48-1,178,881.97-532,051.43

Finding the Fourth Proportional to 853,868.48, 1,178,881.97 and 532,051.43

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Solution

The fourth proportional to 853,868.48, 1,178,881.97 and 532,051.43 is: 734,569.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,868.48 : 1,178,881.97 = 532,051.43 : x
  2. Step 2: Convert to fraction form
    853,868.48/1,178,881.97 = 532,051.43/x
  3. Step 3: Cross multiply
    853,868.48x = 1,178,881.97 × 532,051.43
  4. Step 4: Simplify right side
    853,868.48x = 627,225,829,385.05
  5. Step 5: Solve for x
    x = 627,225,829,385.05/853,868.48
  6. Step 6: Final answer
    x = 734,569.61

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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.