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Finding the Fourth Proportional to 471,061.48, 706,592.70 and 190,581.16

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Solution

The fourth proportional to 471,061.48, 706,592.70 and 190,581.16 is: 285,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,061.48 : 706,592.70 = 190,581.16 : x
  2. Step 2: Convert to fraction form
    471,061.48/706,592.70 = 190,581.16/x
  3. Step 3: Cross multiply
    471,061.48x = 706,592.70 × 190,581.16
  4. Step 4: Simplify right side
    471,061.48x = 134,663,256,413.53
  5. Step 5: Solve for x
    x = 134,663,256,413.53/471,061.48
  6. Step 6: Final answer
    x = 285,871.93

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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.