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Finding the Fourth Proportional to 610,249.42, 915,374.16 and 236,272.42

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Solution

The fourth proportional to 610,249.42, 915,374.16 and 236,272.42 is: 354,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,249.42 : 915,374.16 = 236,272.42 : x
  2. Step 2: Convert to fraction form
    610,249.42/915,374.16 = 236,272.42/x
  3. Step 3: Cross multiply
    610,249.42x = 915,374.16 × 236,272.42
  4. Step 4: Simplify right side
    610,249.42x = 216,277,667,988.67
  5. Step 5: Solve for x
    x = 216,277,667,988.67/610,249.42
  6. Step 6: Final answer
    x = 354,408.64

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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.