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Finding the Fourth Proportional to 473,920.94, 654,021.03 and 259,081.00

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Solution

The fourth proportional to 473,920.94, 654,021.03 and 259,081.00 is: 357,537.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,920.94 : 654,021.03 = 259,081.00 : x
  2. Step 2: Convert to fraction form
    473,920.94/654,021.03 = 259,081.00/x
  3. Step 3: Cross multiply
    473,920.94x = 654,021.03 × 259,081.00
  4. Step 4: Simplify right side
    473,920.94x = 169,444,421,809.93
  5. Step 5: Solve for x
    x = 169,444,421,809.93/473,920.94
  6. Step 6: Final answer
    x = 357,537.32

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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.