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Finding the Fourth Proportional to 235,906.40, 325,547.52 and 133,931.04

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Solution

The fourth proportional to 235,906.40, 325,547.52 and 133,931.04 is: 184,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,906.40 : 325,547.52 = 133,931.04 : x
  2. Step 2: Convert to fraction form
    235,906.40/325,547.52 = 133,931.04/x
  3. Step 3: Cross multiply
    235,906.40x = 325,547.52 × 133,931.04
  4. Step 4: Simplify right side
    235,906.40x = 43,600,917,923.02
  5. Step 5: Solve for x
    x = 43,600,917,923.02/235,906.40
  6. Step 6: Final answer
    x = 184,822.95

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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.