Home / 351,165.20-526,402.20-173,699.60

Finding the Fourth Proportional to 351,165.20, 526,402.20 and 173,699.60

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Solution

The fourth proportional to 351,165.20, 526,402.20 and 173,699.60 is: 260,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,165.20 : 526,402.20 = 173,699.60 : x
  2. Step 2: Convert to fraction form
    351,165.20/526,402.20 = 173,699.60/x
  3. Step 3: Cross multiply
    351,165.20x = 526,402.20 × 173,699.60
  4. Step 4: Simplify right side
    351,165.20x = 91,435,851,579.12
  5. Step 5: Solve for x
    x = 91,435,851,579.12/351,165.20
  6. Step 6: Final answer
    x = 260,378.45

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1.5x scale

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.