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Finding the Fourth Proportional to 362,337.40, 543,506.10 and 236,366.20

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Solution

The fourth proportional to 362,337.40, 543,506.10 and 236,366.20 is: 354,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,337.40 : 543,506.10 = 236,366.20 : x
  2. Step 2: Convert to fraction form
    362,337.40/543,506.10 = 236,366.20/x
  3. Step 3: Cross multiply
    362,337.40x = 543,506.10 × 236,366.20
  4. Step 4: Simplify right side
    362,337.40x = 128,466,471,533.82
  5. Step 5: Solve for x
    x = 128,466,471,533.82/362,337.40
  6. Step 6: Final answer
    x = 354,549.30

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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.