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Finding the Fourth Proportional to 546,089.58, 753,607.10 and 304,387.48

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Solution

The fourth proportional to 546,089.58, 753,607.10 and 304,387.48 is: 420,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,089.58 : 753,607.10 = 304,387.48 : x
  2. Step 2: Convert to fraction form
    546,089.58/753,607.10 = 304,387.48/x
  3. Step 3: Cross multiply
    546,089.58x = 753,607.10 × 304,387.48
  4. Step 4: Simplify right side
    546,089.58x = 229,388,566,079.11
  5. Step 5: Solve for x
    x = 229,388,566,079.11/546,089.58
  6. Step 6: Final answer
    x = 420,056.66

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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.