Home / 991,073.49-1,367,951.54-583,306.13

Finding the Fourth Proportional to 991,073.49, 1,367,951.54 and 583,306.13

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Solution

The fourth proportional to 991,073.49, 1,367,951.54 and 583,306.13 is: 805,121.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,073.49 : 1,367,951.54 = 583,306.13 : x
  2. Step 2: Convert to fraction form
    991,073.49/1,367,951.54 = 583,306.13/x
  3. Step 3: Cross multiply
    991,073.49x = 1,367,951.54 × 583,306.13
  4. Step 4: Simplify right side
    991,073.49x = 797,934,509,068.65
  5. Step 5: Solve for x
    x = 797,934,509,068.65/991,073.49
  6. Step 6: Final answer
    x = 805,121.43

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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.