Home / 317,989.18-477,147.19-175,808.06

Finding the Fourth Proportional to 317,989.18, 477,147.19 and 175,808.06

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Solution

The fourth proportional to 317,989.18, 477,147.19 and 175,808.06 is: 263,802.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,989.18 : 477,147.19 = 175,808.06 : x
  2. Step 2: Convert to fraction form
    317,989.18/477,147.19 = 175,808.06/x
  3. Step 3: Cross multiply
    317,989.18x = 477,147.19 × 175,808.06
  4. Step 4: Simplify right side
    317,989.18x = 83,886,321,808.35
  5. Step 5: Solve for x
    x = 83,886,321,808.35/317,989.18
  6. Step 6: Final answer
    x = 263,802.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.