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Finding the Fourth Proportional to 362,465.12, 500,184.56 and 201,330.40

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Solution

The fourth proportional to 362,465.12, 500,184.56 and 201,330.40 is: 277,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,465.12 : 500,184.56 = 201,330.40 : x
  2. Step 2: Convert to fraction form
    362,465.12/500,184.56 = 201,330.40/x
  3. Step 3: Cross multiply
    362,465.12x = 500,184.56 × 201,330.40
  4. Step 4: Simplify right side
    362,465.12x = 100,702,357,538.62
  5. Step 5: Solve for x
    x = 100,702,357,538.62/362,465.12
  6. Step 6: Final answer
    x = 277,826.34

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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.