Home / 545,869.44-753,288.48-304,151.04

Finding the Fourth Proportional to 545,869.44, 753,288.48 and 304,151.04

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Solution

The fourth proportional to 545,869.44, 753,288.48 and 304,151.04 is: 419,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,869.44 : 753,288.48 = 304,151.04 : x
  2. Step 2: Convert to fraction form
    545,869.44/753,288.48 = 304,151.04/x
  3. Step 3: Cross multiply
    545,869.44x = 753,288.48 × 304,151.04
  4. Step 4: Simplify right side
    545,869.44x = 229,113,474,612.02
  5. Step 5: Solve for x
    x = 229,113,474,612.02/545,869.44
  6. Step 6: Final answer
    x = 419,722.11

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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.