Home / 351,132.20-526,352.70-173,666.60

Finding the Fourth Proportional to 351,132.20, 526,352.70 and 173,666.60

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Solution

The fourth proportional to 351,132.20, 526,352.70 and 173,666.60 is: 260,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,132.20 : 526,352.70 = 173,666.60 : x
  2. Step 2: Convert to fraction form
    351,132.20/526,352.70 = 173,666.60/x
  3. Step 3: Cross multiply
    351,132.20x = 526,352.70 × 173,666.60
  4. Step 4: Simplify right side
    351,132.20x = 91,409,883,809.82
  5. Step 5: Solve for x
    x = 91,409,883,809.82/351,132.20
  6. Step 6: Final answer
    x = 260,328.97

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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.