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Finding the Fourth Proportional to 334,341, 461,386.80 and 183,438

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Solution

The fourth proportional to 334,341, 461,386.80 and 183,438 is: 253,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,341 : 461,386.80 = 183,438 : x
  2. Step 2: Convert to fraction form
    334,341/461,386.80 = 183,438/x
  3. Step 3: Cross multiply
    334,341x = 461,386.80 × 183,438
  4. Step 4: Simplify right side
    334,341x = 84,635,871,818.40
  5. Step 5: Solve for x
    x = 84,635,871,818.40/334,341
  6. Step 6: Final answer
    x = 253,142.37

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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.