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Finding the Fourth Proportional to 535,253.06, 738,644.06 and 293,534.89

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Solution

The fourth proportional to 535,253.06, 738,644.06 and 293,534.89 is: 405,075.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,253.06 : 738,644.06 = 293,534.89 : x
  2. Step 2: Convert to fraction form
    535,253.06/738,644.06 = 293,534.89/x
  3. Step 3: Cross multiply
    535,253.06x = 738,644.06 × 293,534.89
  4. Step 4: Simplify right side
    535,253.06x = 216,817,801,788.48
  5. Step 5: Solve for x
    x = 216,817,801,788.48/535,253.06
  6. Step 6: Final answer
    x = 405,075.31

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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.