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Finding the Fourth Proportional to 436,633.56, 602,554.22 and 243,037.10

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Solution

The fourth proportional to 436,633.56, 602,554.22 and 243,037.10 is: 335,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,633.56 : 602,554.22 = 243,037.10 : x
  2. Step 2: Convert to fraction form
    436,633.56/602,554.22 = 243,037.10/x
  3. Step 3: Cross multiply
    436,633.56x = 602,554.22 × 243,037.10
  4. Step 4: Simplify right side
    436,633.56x = 146,443,027,816.38
  5. Step 5: Solve for x
    x = 146,443,027,816.38/436,633.56
  6. Step 6: Final answer
    x = 335,391.14

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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.