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Finding the Fourth Proportional to 350,999.80, 526,499.70 and 114,366.40

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Solution

The fourth proportional to 350,999.80, 526,499.70 and 114,366.40 is: 171,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,999.80 : 526,499.70 = 114,366.40 : x
  2. Step 2: Convert to fraction form
    350,999.80/526,499.70 = 114,366.40/x
  3. Step 3: Cross multiply
    350,999.80x = 526,499.70 × 114,366.40
  4. Step 4: Simplify right side
    350,999.80x = 60,213,875,290.08
  5. Step 5: Solve for x
    x = 60,213,875,290.08/350,999.80
  6. Step 6: Final answer
    x = 171,549.60

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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.