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Finding the Fourth Proportional to 1,855,058.60, 2,604,547 and 1,855,058.60

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Solution

The fourth proportional to 1,855,058.60, 2,604,547 and 1,855,058.60 is: 2,604,547

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,058.60 : 2,604,547 = 1,855,058.60 : x
  2. Step 2: Convert to fraction form
    1,855,058.60/2,604,547 = 1,855,058.60/x
  3. Step 3: Cross multiply
    1,855,058.60x = 2,604,547 × 1,855,058.60
  4. Step 4: Simplify right side
    1,855,058.60x = 4,831,587,311,454.20
  5. Step 5: Solve for x
    x = 4,831,587,311,454.20/1,855,058.60
  6. Step 6: Final answer
    x = 2,604,547

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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.