Home / 431,145.18-594,986.51-247,413.69

Finding the Fourth Proportional to 431,145.18, 594,986.51 and 247,413.69

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Solution

The fourth proportional to 431,145.18, 594,986.51 and 247,413.69 is: 341,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,145.18 : 594,986.51 = 247,413.69 : x
  2. Step 2: Convert to fraction form
    431,145.18/594,986.51 = 247,413.69/x
  3. Step 3: Cross multiply
    431,145.18x = 594,986.51 × 247,413.69
  4. Step 4: Simplify right side
    431,145.18x = 147,207,808,557.86
  5. Step 5: Solve for x
    x = 147,207,808,557.86/431,145.18
  6. Step 6: Final answer
    x = 341,434.43

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1.5x scale

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.