Home / 317,563.02-438,235.24-174,325.50

Finding the Fourth Proportional to 317,563.02, 438,235.24 and 174,325.50

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Solution

The fourth proportional to 317,563.02, 438,235.24 and 174,325.50 is: 240,568.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,563.02 : 438,235.24 = 174,325.50 : x
  2. Step 2: Convert to fraction form
    317,563.02/438,235.24 = 174,325.50/x
  3. Step 3: Cross multiply
    317,563.02x = 438,235.24 × 174,325.50
  4. Step 4: Simplify right side
    317,563.02x = 76,395,577,330.62
  5. Step 5: Solve for x
    x = 76,395,577,330.62/317,563.02
  6. Step 6: Final answer
    x = 240,568.24

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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.