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Finding the Fourth Proportional to 250,056.76, 374,825.94 and 156,347.32

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Solution

The fourth proportional to 250,056.76, 374,825.94 and 156,347.32 is: 234,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,056.76 : 374,825.94 = 156,347.32 : x
  2. Step 2: Convert to fraction form
    250,056.76/374,825.94 = 156,347.32/x
  3. Step 3: Cross multiply
    250,056.76x = 374,825.94 × 156,347.32
  4. Step 4: Simplify right side
    250,056.76x = 58,603,031,185.48
  5. Step 5: Solve for x
    x = 58,603,031,185.48/250,056.76
  6. Step 6: Final answer
    x = 234,358.92

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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.