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Finding the Fourth Proportional to 606,574.76, 909,829.33 and 185,851.85

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Solution

The fourth proportional to 606,574.76, 909,829.33 and 185,851.85 is: 278,767.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,574.76 : 909,829.33 = 185,851.85 : x
  2. Step 2: Convert to fraction form
    606,574.76/909,829.33 = 185,851.85/x
  3. Step 3: Cross multiply
    606,574.76x = 909,829.33 × 185,851.85
  4. Step 4: Simplify right side
    606,574.76x = 169,093,459,150.98
  5. Step 5: Solve for x
    x = 169,093,459,150.98/606,574.76
  6. Step 6: Final answer
    x = 278,767.72

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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.