Home / 354,083.02-531,281.55-185,563.30

Finding the Fourth Proportional to 354,083.02, 531,281.55 and 185,563.30

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Solution

The fourth proportional to 354,083.02, 531,281.55 and 185,563.30 is: 278,427.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,083.02 : 531,281.55 = 185,563.30 : x
  2. Step 2: Convert to fraction form
    354,083.02/531,281.55 = 185,563.30/x
  3. Step 3: Cross multiply
    354,083.02x = 531,281.55 × 185,563.30
  4. Step 4: Simplify right side
    354,083.02x = 98,586,357,647.12
  5. Step 5: Solve for x
    x = 98,586,357,647.12/354,083.02
  6. Step 6: Final answer
    x = 278,427.24

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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.