Home / 317,389.20-437,982.44-174,145.68

Finding the Fourth Proportional to 317,389.20, 437,982.44 and 174,145.68

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Solution

The fourth proportional to 317,389.20, 437,982.44 and 174,145.68 is: 240,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,389.20 : 437,982.44 = 174,145.68 : x
  2. Step 2: Convert to fraction form
    317,389.20/437,982.44 = 174,145.68/x
  3. Step 3: Cross multiply
    317,389.20x = 437,982.44 × 174,145.68
  4. Step 4: Simplify right side
    317,389.20x = 76,272,749,841.86
  5. Step 5: Solve for x
    x = 76,272,749,841.86/317,389.20
  6. Step 6: Final answer
    x = 240,313.00

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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.