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Finding the Fourth Proportional to 796,237, 1,098,807.06 and 438,541

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Solution

The fourth proportional to 796,237, 1,098,807.06 and 438,541 is: 605,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,237 : 1,098,807.06 = 438,541 : x
  2. Step 2: Convert to fraction form
    796,237/1,098,807.06 = 438,541/x
  3. Step 3: Cross multiply
    796,237x = 1,098,807.06 × 438,541
  4. Step 4: Simplify right side
    796,237x = 481,871,946,899.46
  5. Step 5: Solve for x
    x = 481,871,946,899.46/796,237
  6. Step 6: Final answer
    x = 605,186.58

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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.