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Finding the Fourth Proportional to 648,806.82, 895,366.85 and 362,327.18

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Solution

The fourth proportional to 648,806.82, 895,366.85 and 362,327.18 is: 500,019.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,806.82 : 895,366.85 = 362,327.18 : x
  2. Step 2: Convert to fraction form
    648,806.82/895,366.85 = 362,327.18/x
  3. Step 3: Cross multiply
    648,806.82x = 895,366.85 × 362,327.18
  4. Step 4: Simplify right side
    648,806.82x = 324,415,745,825.98
  5. Step 5: Solve for x
    x = 324,415,745,825.98/648,806.82
  6. Step 6: Final answer
    x = 500,019.01

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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.