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Finding the Fourth Proportional to 575,973, 864,345.15 and 239,013.97

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Solution

The fourth proportional to 575,973, 864,345.15 and 239,013.97 is: 358,680.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,973 : 864,345.15 = 239,013.97 : x
  2. Step 2: Convert to fraction form
    575,973/864,345.15 = 239,013.97/x
  3. Step 3: Cross multiply
    575,973x = 864,345.15 × 239,013.97
  4. Step 4: Simplify right side
    575,973x = 206,590,565,935.88
  5. Step 5: Solve for x
    x = 206,590,565,935.88/575,973
  6. Step 6: Final answer
    x = 358,680.99

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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.