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Finding the Fourth Proportional to 577,903.01, 867,026.23 and 278,296.97

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Solution

The fourth proportional to 577,903.01, 867,026.23 and 278,296.97 is: 417,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,903.01 : 867,026.23 = 278,296.97 : x
  2. Step 2: Convert to fraction form
    577,903.01/867,026.23 = 278,296.97/x
  3. Step 3: Cross multiply
    577,903.01x = 867,026.23 × 278,296.97
  4. Step 4: Simplify right side
    577,903.01x = 241,290,767,688.65
  5. Step 5: Solve for x
    x = 241,290,767,688.65/577,903.01
  6. Step 6: Final answer
    x = 417,528.14

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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.