Home / 425,729.16-587,518.07-260,183.95

Finding the Fourth Proportional to 425,729.16, 587,518.07 and 260,183.95

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Solution

The fourth proportional to 425,729.16, 587,518.07 and 260,183.95 is: 359,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,729.16 : 587,518.07 = 260,183.95 : x
  2. Step 2: Convert to fraction form
    425,729.16/587,518.07 = 260,183.95/x
  3. Step 3: Cross multiply
    425,729.16x = 587,518.07 × 260,183.95
  4. Step 4: Simplify right side
    425,729.16x = 152,862,769,211.39
  5. Step 5: Solve for x
    x = 152,862,769,211.39/425,729.16
  6. Step 6: Final answer
    x = 359,061.07

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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.