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Finding the Fourth Proportional to 233,190.75, 349,746.99 and 64,728.19

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Solution

The fourth proportional to 233,190.75, 349,746.99 and 64,728.19 is: 97,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,190.75 : 349,746.99 = 64,728.19 : x
  2. Step 2: Convert to fraction form
    233,190.75/349,746.99 = 64,728.19/x
  3. Step 3: Cross multiply
    233,190.75x = 349,746.99 × 64,728.19
  4. Step 4: Simplify right side
    233,190.75x = 22,638,489,620.65
  5. Step 5: Solve for x
    x = 22,638,489,620.65/233,190.75
  6. Step 6: Final answer
    x = 97,081.42

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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.