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Finding the Fourth Proportional to 235,697.16, 325,269.40 and 133,726.90

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Solution

The fourth proportional to 235,697.16, 325,269.40 and 133,726.90 is: 184,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,697.16 : 325,269.40 = 133,726.90 : x
  2. Step 2: Convert to fraction form
    235,697.16/325,269.40 = 133,726.90/x
  3. Step 3: Cross multiply
    235,697.16x = 325,269.40 × 133,726.90
  4. Step 4: Simplify right side
    235,697.16x = 43,497,268,526.86
  5. Step 5: Solve for x
    x = 43,497,268,526.86/235,697.16
  6. Step 6: Final answer
    x = 184,547.27

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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.