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Finding the Fourth Proportional to 250,055.76, 374,824.44 and 156,346.32

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Solution

The fourth proportional to 250,055.76, 374,824.44 and 156,346.32 is: 234,357.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,055.76 : 374,824.44 = 156,346.32 : x
  2. Step 2: Convert to fraction form
    250,055.76/374,824.44 = 156,346.32/x
  3. Step 3: Cross multiply
    250,055.76x = 374,824.44 × 156,346.32
  4. Step 4: Simplify right side
    250,055.76x = 58,602,421,840.06
  5. Step 5: Solve for x
    x = 58,602,421,840.06/250,055.76
  6. Step 6: Final answer
    x = 234,357.42

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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.