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Finding the Fourth Proportional to 585,264.37, 877,832.70 and 396,934.51

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Solution

The fourth proportional to 585,264.37, 877,832.70 and 396,934.51 is: 595,358.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,264.37 : 877,832.70 = 396,934.51 : x
  2. Step 2: Convert to fraction form
    585,264.37/877,832.70 = 396,934.51/x
  3. Step 3: Cross multiply
    585,264.37x = 877,832.70 × 396,934.51
  4. Step 4: Simplify right side
    585,264.37x = 348,442,092,636.48
  5. Step 5: Solve for x
    x = 348,442,092,636.48/585,264.37
  6. Step 6: Final answer
    x = 595,358.46

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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.