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Finding the Fourth Proportional to 362,397.40, 500,125.16 and 201,253.16

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Solution

The fourth proportional to 362,397.40, 500,125.16 and 201,253.16 is: 277,738.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,397.40 : 500,125.16 = 201,253.16 : x
  2. Step 2: Convert to fraction form
    362,397.40/500,125.16 = 201,253.16/x
  3. Step 3: Cross multiply
    362,397.40x = 500,125.16 × 201,253.16
  4. Step 4: Simplify right side
    362,397.40x = 100,651,768,845.51
  5. Step 5: Solve for x
    x = 100,651,768,845.51/362,397.40
  6. Step 6: Final answer
    x = 277,738.66

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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.