Home / 436,663.56-602,591.46-243,068.20

Finding the Fourth Proportional to 436,663.56, 602,591.46 and 243,068.20

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Solution

The fourth proportional to 436,663.56, 602,591.46 and 243,068.20 is: 335,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,663.56 : 602,591.46 = 243,068.20 : x
  2. Step 2: Convert to fraction form
    436,663.56/602,591.46 = 243,068.20/x
  3. Step 3: Cross multiply
    436,663.56x = 602,591.46 × 243,068.20
  4. Step 4: Simplify right side
    436,663.56x = 146,470,821,517.57
  5. Step 5: Solve for x
    x = 146,470,821,517.57/436,663.56
  6. Step 6: Final answer
    x = 335,431.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.