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Finding the Fourth Proportional to 1,851,840.45, 2,594,348.10 and 1,851,840.45

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Solution

The fourth proportional to 1,851,840.45, 2,594,348.10 and 1,851,840.45 is: 2,594,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,840.45 : 2,594,348.10 = 1,851,840.45 : x
  2. Step 2: Convert to fraction form
    1,851,840.45/2,594,348.10 = 1,851,840.45/x
  3. Step 3: Cross multiply
    1,851,840.45x = 2,594,348.10 × 1,851,840.45
  4. Step 4: Simplify right side
    1,851,840.45x = 4,804,318,752,960.65
  5. Step 5: Solve for x
    x = 4,804,318,752,960.65/1,851,840.45
  6. Step 6: Final answer
    x = 2,594,348.10

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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.