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Finding the Fourth Proportional to 544,066.40, 816,755.70 and 304,371.20

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Solution

The fourth proportional to 544,066.40, 816,755.70 and 304,371.20 is: 456,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,066.40 : 816,755.70 = 304,371.20 : x
  2. Step 2: Convert to fraction form
    544,066.40/816,755.70 = 304,371.20/x
  3. Step 3: Cross multiply
    544,066.40x = 816,755.70 × 304,371.20
  4. Step 4: Simplify right side
    544,066.40x = 248,596,912,515.84
  5. Step 5: Solve for x
    x = 248,596,912,515.84/544,066.40
  6. Step 6: Final answer
    x = 456,923.85

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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.