Home / 422,916.12-583,570.44-241,639.79

Finding the Fourth Proportional to 422,916.12, 583,570.44 and 241,639.79

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Solution

The fourth proportional to 422,916.12, 583,570.44 and 241,639.79 is: 333,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,916.12 : 583,570.44 = 241,639.79 : x
  2. Step 2: Convert to fraction form
    422,916.12/583,570.44 = 241,639.79/x
  3. Step 3: Cross multiply
    422,916.12x = 583,570.44 × 241,639.79
  4. Step 4: Simplify right side
    422,916.12x = 141,013,835,653.96
  5. Step 5: Solve for x
    x = 141,013,835,653.96/422,916.12
  6. Step 6: Final answer
    x = 333,432.16

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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.