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Finding the Fourth Proportional to 1,703,903, 2,555,417.08 and 505,541.80

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Solution

The fourth proportional to 1,703,903, 2,555,417.08 and 505,541.80 is: 758,182.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,903 : 2,555,417.08 = 505,541.80 : x
  2. Step 2: Convert to fraction form
    1,703,903/2,555,417.08 = 505,541.80/x
  3. Step 3: Cross multiply
    1,703,903x = 2,555,417.08 × 505,541.80
  4. Step 4: Simplify right side
    1,703,903x = 1,291,870,150,373.94
  5. Step 5: Solve for x
    x = 1,291,870,150,373.94/1,703,903
  6. Step 6: Final answer
    x = 758,182.92

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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.