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Finding the Fourth Proportional to 583,486.80, 874,880.16 and 267,547.92

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Solution

The fourth proportional to 583,486.80, 874,880.16 and 267,547.92 is: 401,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,486.80 : 874,880.16 = 267,547.92 : x
  2. Step 2: Convert to fraction form
    583,486.80/874,880.16 = 267,547.92/x
  3. Step 3: Cross multiply
    583,486.80x = 874,880.16 × 267,547.92
  4. Step 4: Simplify right side
    583,486.80x = 234,072,367,057.27
  5. Step 5: Solve for x
    x = 234,072,367,057.27/583,486.80
  6. Step 6: Final answer
    x = 401,161.38

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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.