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Finding the Fourth Proportional to 576,364.60, 805,044.20 and 576,364.60

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Solution

The fourth proportional to 576,364.60, 805,044.20 and 576,364.60 is: 805,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,364.60 : 805,044.20 = 576,364.60 : x
  2. Step 2: Convert to fraction form
    576,364.60/805,044.20 = 576,364.60/x
  3. Step 3: Cross multiply
    576,364.60x = 805,044.20 × 576,364.60
  4. Step 4: Simplify right side
    576,364.60x = 463,998,978,315.32
  5. Step 5: Solve for x
    x = 463,998,978,315.32/576,364.60
  6. Step 6: Final answer
    x = 805,044.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.