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Finding the Fourth Proportional to 546,525.56, 754,206.61 and 304,823.79

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Solution

The fourth proportional to 546,525.56, 754,206.61 and 304,823.79 is: 420,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,525.56 : 754,206.61 = 304,823.79 : x
  2. Step 2: Convert to fraction form
    546,525.56/754,206.61 = 304,823.79/x
  3. Step 3: Cross multiply
    546,525.56x = 754,206.61 × 304,823.79
  4. Step 4: Simplify right side
    546,525.56x = 229,900,117,303.25
  5. Step 5: Solve for x
    x = 229,900,117,303.25/546,525.56
  6. Step 6: Final answer
    x = 420,657.58

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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.