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Finding the Fourth Proportional to 577,648.35, 866,620.58 and 240,576.93

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Solution

The fourth proportional to 577,648.35, 866,620.58 and 240,576.93 is: 360,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,648.35 : 866,620.58 = 240,576.93 : x
  2. Step 2: Convert to fraction form
    577,648.35/866,620.58 = 240,576.93/x
  3. Step 3: Cross multiply
    577,648.35x = 866,620.58 × 240,576.93
  4. Step 4: Simplify right side
    577,648.35x = 208,488,917,408.34
  5. Step 5: Solve for x
    x = 208,488,917,408.34/577,648.35
  6. Step 6: Final answer
    x = 360,927.05

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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.