Home / 578,585.10-868,016.21-241,438.21

Finding the Fourth Proportional to 578,585.10, 868,016.21 and 241,438.21

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Solution

The fourth proportional to 578,585.10, 868,016.21 and 241,438.21 is: 362,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,585.10 : 868,016.21 = 241,438.21 : x
  2. Step 2: Convert to fraction form
    578,585.10/868,016.21 = 241,438.21/x
  3. Step 3: Cross multiply
    578,585.10x = 868,016.21 × 241,438.21
  4. Step 4: Simplify right side
    578,585.10x = 209,572,279,993.38
  5. Step 5: Solve for x
    x = 209,572,279,993.38/578,585.10
  6. Step 6: Final answer
    x = 362,215.13

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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.