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Finding the Fourth Proportional to 536,886.34, 740,900.03 and 304,357.16

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Solution

The fourth proportional to 536,886.34, 740,900.03 and 304,357.16 is: 420,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,886.34 : 740,900.03 = 304,357.16 : x
  2. Step 2: Convert to fraction form
    536,886.34/740,900.03 = 304,357.16/x
  3. Step 3: Cross multiply
    536,886.34x = 740,900.03 × 304,357.16
  4. Step 4: Simplify right side
    536,886.34x = 225,498,223,748.43
  5. Step 5: Solve for x
    x = 225,498,223,748.43/536,886.34
  6. Step 6: Final answer
    x = 420,011.11

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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.