Home / 438,138.23-604,635.30-244,564.20

Finding the Fourth Proportional to 438,138.23, 604,635.30 and 244,564.20

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Solution

The fourth proportional to 438,138.23, 604,635.30 and 244,564.20 is: 337,501.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,138.23 : 604,635.30 = 244,564.20 : x
  2. Step 2: Convert to fraction form
    438,138.23/604,635.30 = 244,564.20/x
  3. Step 3: Cross multiply
    438,138.23x = 604,635.30 × 244,564.20
  4. Step 4: Simplify right side
    438,138.23x = 147,872,148,436.26
  5. Step 5: Solve for x
    x = 147,872,148,436.26/438,138.23
  6. Step 6: Final answer
    x = 337,501.14

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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.