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Finding the Fourth Proportional to 2,973,187.60, 4,165,262 and 2,973,187.60

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Solution

The fourth proportional to 2,973,187.60, 4,165,262 and 2,973,187.60 is: 4,165,262.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973,187.60 : 4,165,262 = 2,973,187.60 : x
  2. Step 2: Convert to fraction form
    2,973,187.60/4,165,262 = 2,973,187.60/x
  3. Step 3: Cross multiply
    2,973,187.60x = 4,165,262 × 2,973,187.60
  4. Step 4: Simplify right side
    2,973,187.60x = 12,384,105,329,151.20
  5. Step 5: Solve for x
    x = 12,384,105,329,151.20/2,973,187.60
  6. Step 6: Final answer
    x = 4,165,262.00

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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.