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Finding the Fourth Proportional to 1,036,963, 1,431,008.94 and 560,035

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Solution

The fourth proportional to 1,036,963, 1,431,008.94 and 560,035 is: 772,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,963 : 1,431,008.94 = 560,035 : x
  2. Step 2: Convert to fraction form
    1,036,963/1,431,008.94 = 560,035/x
  3. Step 3: Cross multiply
    1,036,963x = 1,431,008.94 × 560,035
  4. Step 4: Simplify right side
    1,036,963x = 801,415,091,712.90
  5. Step 5: Solve for x
    x = 801,415,091,712.90/1,036,963
  6. Step 6: Final answer
    x = 772,848.30

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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.