Home / 317,262.42-437,819.85-174,021.48

Finding the Fourth Proportional to 317,262.42, 437,819.85 and 174,021.48

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Solution

The fourth proportional to 317,262.42, 437,819.85 and 174,021.48 is: 240,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,262.42 : 437,819.85 = 174,021.48 : x
  2. Step 2: Convert to fraction form
    317,262.42/437,819.85 = 174,021.48/x
  3. Step 3: Cross multiply
    317,262.42x = 437,819.85 × 174,021.48
  4. Step 4: Simplify right side
    317,262.42x = 76,190,058,270.38
  5. Step 5: Solve for x
    x = 76,190,058,270.38/317,262.42
  6. Step 6: Final answer
    x = 240,148.39

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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.