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Finding the Fourth Proportional to 1,019,459, 1,406,855.06 and 566,750

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Solution

The fourth proportional to 1,019,459, 1,406,855.06 and 566,750 is: 782,115.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,459 : 1,406,855.06 = 566,750 : x
  2. Step 2: Convert to fraction form
    1,019,459/1,406,855.06 = 566,750/x
  3. Step 3: Cross multiply
    1,019,459x = 1,406,855.06 × 566,750
  4. Step 4: Simplify right side
    1,019,459x = 797,335,105,255
  5. Step 5: Solve for x
    x = 797,335,105,255/1,019,459
  6. Step 6: Final answer
    x = 782,115.91

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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.