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Finding the Fourth Proportional to 416,755.79, 575,111.09 and 244,670.93

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Solution

The fourth proportional to 416,755.79, 575,111.09 and 244,670.93 is: 337,638.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,755.79 : 575,111.09 = 244,670.93 : x
  2. Step 2: Convert to fraction form
    416,755.79/575,111.09 = 244,670.93/x
  3. Step 3: Cross multiply
    416,755.79x = 575,111.09 × 244,670.93
  4. Step 4: Simplify right side
    416,755.79x = 140,712,964,020.26
  5. Step 5: Solve for x
    x = 140,712,964,020.26/416,755.79
  6. Step 6: Final answer
    x = 337,638.89

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1.5x scale

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.