Home / 734,423.60-1,101,052.20-401,999.60

Finding the Fourth Proportional to 734,423.60, 1,101,052.20 and 401,999.60

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Solution

The fourth proportional to 734,423.60, 1,101,052.20 and 401,999.60 is: 602,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,423.60 : 1,101,052.20 = 401,999.60 : x
  2. Step 2: Convert to fraction form
    734,423.60/1,101,052.20 = 401,999.60/x
  3. Step 3: Cross multiply
    734,423.60x = 1,101,052.20 × 401,999.60
  4. Step 4: Simplify right side
    734,423.60x = 442,622,543,979.12
  5. Step 5: Solve for x
    x = 442,622,543,979.12/734,423.60
  6. Step 6: Final answer
    x = 602,680.18

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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.