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Finding the Fourth Proportional to 554,608.83, 765,360.24 and 299,960.01

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Solution

The fourth proportional to 554,608.83, 765,360.24 and 299,960.01 is: 413,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,608.83 : 765,360.24 = 299,960.01 : x
  2. Step 2: Convert to fraction form
    554,608.83/765,360.24 = 299,960.01/x
  3. Step 3: Cross multiply
    554,608.83x = 765,360.24 × 299,960.01
  4. Step 4: Simplify right side
    554,608.83x = 229,577,466,407.50
  5. Step 5: Solve for x
    x = 229,577,466,407.50/554,608.83
  6. Step 6: Final answer
    x = 413,944.85

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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.