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Finding the Fourth Proportional to 511,970.39, 767,332.99 and 362,253.83

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Solution

The fourth proportional to 511,970.39, 767,332.99 and 362,253.83 is: 542,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,970.39 : 767,332.99 = 362,253.83 : x
  2. Step 2: Convert to fraction form
    511,970.39/767,332.99 = 362,253.83/x
  3. Step 3: Cross multiply
    511,970.39x = 767,332.99 × 362,253.83
  4. Step 4: Simplify right side
    511,970.39x = 277,969,312,701.58
  5. Step 5: Solve for x
    x = 277,969,312,701.58/511,970.39
  6. Step 6: Final answer
    x = 542,940.22

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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.