Home / 298,870.13-412,465.49-171,570.33

Finding the Fourth Proportional to 298,870.13, 412,465.49 and 171,570.33

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Solution

The fourth proportional to 298,870.13, 412,465.49 and 171,570.33 is: 236,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,870.13 : 412,465.49 = 171,570.33 : x
  2. Step 2: Convert to fraction form
    298,870.13/412,465.49 = 171,570.33/x
  3. Step 3: Cross multiply
    298,870.13x = 412,465.49 × 171,570.33
  4. Step 4: Simplify right side
    298,870.13x = 70,766,840,232.91
  5. Step 5: Solve for x
    x = 70,766,840,232.91/298,870.13
  6. Step 6: Final answer
    x = 236,781.24

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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.