Home / 706,073.56-1,058,513.47-306,413.89

Finding the Fourth Proportional to 706,073.56, 1,058,513.47 and 306,413.89

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Solution

The fourth proportional to 706,073.56, 1,058,513.47 and 306,413.89 is: 459,361.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,073.56 : 1,058,513.47 = 306,413.89 : x
  2. Step 2: Convert to fraction form
    706,073.56/1,058,513.47 = 306,413.89/x
  3. Step 3: Cross multiply
    706,073.56x = 1,058,513.47 × 306,413.89
  4. Step 4: Simplify right side
    706,073.56x = 324,343,226,547.78
  5. Step 5: Solve for x
    x = 324,343,226,547.78/706,073.56
  6. Step 6: Final answer
    x = 459,361.81

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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.