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Finding the Fourth Proportional to 473,941.90, 654,040.00 and 259,081.91

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Solution

The fourth proportional to 473,941.90, 654,040.00 and 259,081.91 is: 357,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,941.90 : 654,040.00 = 259,081.91 : x
  2. Step 2: Convert to fraction form
    473,941.90/654,040.00 = 259,081.91/x
  3. Step 3: Cross multiply
    473,941.90x = 654,040.00 × 259,081.91
  4. Step 4: Simplify right side
    473,941.90x = 169,449,931,922.70
  5. Step 5: Solve for x
    x = 169,449,931,922.70/473,941.90
  6. Step 6: Final answer
    x = 357,533.13

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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.