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Finding the Fourth Proportional to 1,736,703.10, 2,605,054.65 and 1,526,751.10

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Solution

The fourth proportional to 1,736,703.10, 2,605,054.65 and 1,526,751.10 is: 2,290,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,703.10 : 2,605,054.65 = 1,526,751.10 : x
  2. Step 2: Convert to fraction form
    1,736,703.10/2,605,054.65 = 1,526,751.10/x
  3. Step 3: Cross multiply
    1,736,703.10x = 2,605,054.65 × 1,526,751.10
  4. Step 4: Simplify right side
    1,736,703.10x = 3,977,270,052,447.62
  5. Step 5: Solve for x
    x = 3,977,270,052,447.62/1,736,703.10
  6. Step 6: Final answer
    x = 2,290,126.65

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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.