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Finding the Fourth Proportional to 546,088.58, 753,605.73 and 304,386.47

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Solution

The fourth proportional to 546,088.58, 753,605.73 and 304,386.47 is: 420,055.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,088.58 : 753,605.73 = 304,386.47 : x
  2. Step 2: Convert to fraction form
    546,088.58/753,605.73 = 304,386.47/x
  3. Step 3: Cross multiply
    546,088.58x = 753,605.73 × 304,386.47
  4. Step 4: Simplify right side
    546,088.58x = 229,387,384,158.44
  5. Step 5: Solve for x
    x = 229,387,384,158.44/546,088.58
  6. Step 6: Final answer
    x = 420,055.27

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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.