Home / 369,626.06-554,498.90-144,864.60

Finding the Fourth Proportional to 369,626.06, 554,498.90 and 144,864.60

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Solution

The fourth proportional to 369,626.06, 554,498.90 and 144,864.60 is: 217,320.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,626.06 : 554,498.90 = 144,864.60 : x
  2. Step 2: Convert to fraction form
    369,626.06/554,498.90 = 144,864.60/x
  3. Step 3: Cross multiply
    369,626.06x = 554,498.90 × 144,864.60
  4. Step 4: Simplify right side
    369,626.06x = 80,327,261,348.94
  5. Step 5: Solve for x
    x = 80,327,261,348.94/369,626.06
  6. Step 6: Final answer
    x = 217,320.34

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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.