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Finding the Fourth Proportional to 304,038.90, 456,058.35 and 248,051.70

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Solution

The fourth proportional to 304,038.90, 456,058.35 and 248,051.70 is: 372,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,038.90 : 456,058.35 = 248,051.70 : x
  2. Step 2: Convert to fraction form
    304,038.90/456,058.35 = 248,051.70/x
  3. Step 3: Cross multiply
    304,038.90x = 456,058.35 × 248,051.70
  4. Step 4: Simplify right side
    304,038.90x = 113,126,049,016.70
  5. Step 5: Solve for x
    x = 113,126,049,016.70/304,038.90
  6. Step 6: Final answer
    x = 372,077.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.