Home / 765,530.48-1,147,963.80-232,927.76

Finding the Fourth Proportional to 765,530.48, 1,147,963.80 and 232,927.76

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Solution

The fourth proportional to 765,530.48, 1,147,963.80 and 232,927.76 is: 349,290.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,530.48 : 1,147,963.80 = 232,927.76 : x
  2. Step 2: Convert to fraction form
    765,530.48/1,147,963.80 = 232,927.76/x
  3. Step 3: Cross multiply
    765,530.48x = 1,147,963.80 × 232,927.76
  4. Step 4: Simplify right side
    765,530.48x = 267,392,636,495.09
  5. Step 5: Solve for x
    x = 267,392,636,495.09/765,530.48
  6. Step 6: Final answer
    x = 349,290.65

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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.