Home / 434,027.76-598,941.78-243,031.56

Finding the Fourth Proportional to 434,027.76, 598,941.78 and 243,031.56

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Solution

The fourth proportional to 434,027.76, 598,941.78 and 243,031.56 is: 335,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,027.76 : 598,941.78 = 243,031.56 : x
  2. Step 2: Convert to fraction form
    434,027.76/598,941.78 = 243,031.56/x
  3. Step 3: Cross multiply
    434,027.76x = 598,941.78 × 243,031.56
  4. Step 4: Simplify right side
    434,027.76x = 145,561,755,142.58
  5. Step 5: Solve for x
    x = 145,561,755,142.58/434,027.76
  6. Step 6: Final answer
    x = 335,374.30

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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.