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Finding the Fourth Proportional to 546,055.36, 753,582.06 and 304,339.61

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Solution

The fourth proportional to 546,055.36, 753,582.06 and 304,339.61 is: 420,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,055.36 : 753,582.06 = 304,339.61 : x
  2. Step 2: Convert to fraction form
    546,055.36/753,582.06 = 304,339.61/x
  3. Step 3: Cross multiply
    546,055.36x = 753,582.06 × 304,339.61
  4. Step 4: Simplify right side
    546,055.36x = 229,344,872,127.35
  5. Step 5: Solve for x
    x = 229,344,872,127.35/546,055.36
  6. Step 6: Final answer
    x = 420,002.97

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1.5x scale

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.