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Finding the Fourth Proportional to 404,207.54, 604,491.39 and 359,491.76

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Solution

The fourth proportional to 404,207.54, 604,491.39 and 359,491.76 is: 537,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,207.54 : 604,491.39 = 359,491.76 : x
  2. Step 2: Convert to fraction form
    404,207.54/604,491.39 = 359,491.76/x
  3. Step 3: Cross multiply
    404,207.54x = 604,491.39 × 359,491.76
  4. Step 4: Simplify right side
    404,207.54x = 217,309,673,695.95
  5. Step 5: Solve for x
    x = 217,309,673,695.95/404,207.54
  6. Step 6: Final answer
    x = 537,619.05

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1.5x scale

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.