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Finding the Fourth Proportional to 546,588.63, 754,290.33 and 304,871.01

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Solution

The fourth proportional to 546,588.63, 754,290.33 and 304,871.01 is: 420,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,588.63 : 754,290.33 = 304,871.01 : x
  2. Step 2: Convert to fraction form
    546,588.63/754,290.33 = 304,871.01/x
  3. Step 3: Cross multiply
    546,588.63x = 754,290.33 × 304,871.01
  4. Step 4: Simplify right side
    546,588.63x = 229,961,254,740.33
  5. Step 5: Solve for x
    x = 229,961,254,740.33/546,588.63
  6. Step 6: Final answer
    x = 420,720.89

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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.