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Finding the Fourth Proportional to 654,924.22, 903,496.71 and 473,348.54

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Solution

The fourth proportional to 654,924.22, 903,496.71 and 473,348.54 is: 653,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,924.22 : 903,496.71 = 473,348.54 : x
  2. Step 2: Convert to fraction form
    654,924.22/903,496.71 = 473,348.54/x
  3. Step 3: Cross multiply
    654,924.22x = 903,496.71 × 473,348.54
  4. Step 4: Simplify right side
    654,924.22x = 427,668,852,607.10
  5. Step 5: Solve for x
    x = 427,668,852,607.10/654,924.22
  6. Step 6: Final answer
    x = 653,005.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.