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Finding the Fourth Proportional to 613,848.16, 847,241.18 and 412,527.52

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Solution

The fourth proportional to 613,848.16, 847,241.18 and 412,527.52 is: 569,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,848.16 : 847,241.18 = 412,527.52 : x
  2. Step 2: Convert to fraction form
    613,848.16/847,241.18 = 412,527.52/x
  3. Step 3: Cross multiply
    613,848.16x = 847,241.18 × 412,527.52
  4. Step 4: Simplify right side
    613,848.16x = 349,510,302,827.27
  5. Step 5: Solve for x
    x = 349,510,302,827.27/613,848.16
  6. Step 6: Final answer
    x = 569,375.83

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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.