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Finding the Fourth Proportional to 450,858, 622,184.04 and 249,654

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Solution

The fourth proportional to 450,858, 622,184.04 and 249,654 is: 344,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,858 : 622,184.04 = 249,654 : x
  2. Step 2: Convert to fraction form
    450,858/622,184.04 = 249,654/x
  3. Step 3: Cross multiply
    450,858x = 622,184.04 × 249,654
  4. Step 4: Simplify right side
    450,858x = 155,330,734,322.16
  5. Step 5: Solve for x
    x = 155,330,734,322.16/450,858
  6. Step 6: Final answer
    x = 344,522.52

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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.