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Finding the Fourth Proportional to 807,562.08, 1,106,364 and 777,293.76

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Solution

The fourth proportional to 807,562.08, 1,106,364 and 777,293.76 is: 1,064,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,562.08 : 1,106,364 = 777,293.76 : x
  2. Step 2: Convert to fraction form
    807,562.08/1,106,364 = 777,293.76/x
  3. Step 3: Cross multiply
    807,562.08x = 1,106,364 × 777,293.76
  4. Step 4: Simplify right side
    807,562.08x = 859,969,833,488.64
  5. Step 5: Solve for x
    x = 859,969,833,488.64/807,562.08
  6. Step 6: Final answer
    x = 1,064,896.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.