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Finding the Fourth Proportional to 349,325.16, 523,987.62 and 112,667.76

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Solution

The fourth proportional to 349,325.16, 523,987.62 and 112,667.76 is: 169,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,325.16 : 523,987.62 = 112,667.76 : x
  2. Step 2: Convert to fraction form
    349,325.16/523,987.62 = 112,667.76/x
  3. Step 3: Cross multiply
    349,325.16x = 523,987.62 × 112,667.76
  4. Step 4: Simplify right side
    349,325.16x = 59,036,511,413.13
  5. Step 5: Solve for x
    x = 59,036,511,413.13/349,325.16
  6. Step 6: Final answer
    x = 169,001.60

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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.