Home / 610,238.16-842,178.38-338,391.29

Finding the Fourth Proportional to 610,238.16, 842,178.38 and 338,391.29

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Solution

The fourth proportional to 610,238.16, 842,178.38 and 338,391.29 is: 467,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,238.16 : 842,178.38 = 338,391.29 : x
  2. Step 2: Convert to fraction form
    610,238.16/842,178.38 = 338,391.29/x
  3. Step 3: Cross multiply
    610,238.16x = 842,178.38 × 338,391.29
  4. Step 4: Simplify right side
    610,238.16x = 284,985,822,515.46
  5. Step 5: Solve for x
    x = 284,985,822,515.46/610,238.16
  6. Step 6: Final answer
    x = 467,007.54

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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.