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Finding the Fourth Proportional to 375,784.04, 564,238.31 and 325,339.07

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Solution

The fourth proportional to 375,784.04, 564,238.31 and 325,339.07 is: 488,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,784.04 : 564,238.31 = 325,339.07 : x
  2. Step 2: Convert to fraction form
    375,784.04/564,238.31 = 325,339.07/x
  3. Step 3: Cross multiply
    375,784.04x = 564,238.31 × 325,339.07
  4. Step 4: Simplify right side
    375,784.04x = 183,568,762,585.89
  5. Step 5: Solve for x
    x = 183,568,762,585.89/375,784.04
  6. Step 6: Final answer
    x = 488,495.36

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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.