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Finding the Fourth Proportional to 777,603.62, 1,073,097.84 and 433,461.39

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Solution

The fourth proportional to 777,603.62, 1,073,097.84 and 433,461.39 is: 598,179.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,603.62 : 1,073,097.84 = 433,461.39 : x
  2. Step 2: Convert to fraction form
    777,603.62/1,073,097.84 = 433,461.39/x
  3. Step 3: Cross multiply
    777,603.62x = 1,073,097.84 × 433,461.39
  4. Step 4: Simplify right side
    777,603.62x = 465,146,481,332.40
  5. Step 5: Solve for x
    x = 465,146,481,332.40/777,603.62
  6. Step 6: Final answer
    x = 598,179.42

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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.