Home / 716,413.64-1,074,581.57-217,738.76

Finding the Fourth Proportional to 716,413.64, 1,074,581.57 and 217,738.76

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Solution

The fourth proportional to 716,413.64, 1,074,581.57 and 217,738.76 is: 326,596.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,413.64 : 1,074,581.57 = 217,738.76 : x
  2. Step 2: Convert to fraction form
    716,413.64/1,074,581.57 = 217,738.76/x
  3. Step 3: Cross multiply
    716,413.64x = 1,074,581.57 × 217,738.76
  4. Step 4: Simplify right side
    716,413.64x = 233,978,058,570.65
  5. Step 5: Solve for x
    x = 233,978,058,570.65/716,413.64
  6. Step 6: Final answer
    x = 326,596.32

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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.