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Finding the Fourth Proportional to 805,907.66, 1,207,277.04 and 468,239.54

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Solution

The fourth proportional to 805,907.66, 1,207,277.04 and 468,239.54 is: 701,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,907.66 : 1,207,277.04 = 468,239.54 : x
  2. Step 2: Convert to fraction form
    805,907.66/1,207,277.04 = 468,239.54/x
  3. Step 3: Cross multiply
    805,907.66x = 1,207,277.04 × 468,239.54
  4. Step 4: Simplify right side
    805,907.66x = 565,294,845,862.16
  5. Step 5: Solve for x
    x = 565,294,845,862.16/805,907.66
  6. Step 6: Final answer
    x = 701,438.73

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1.5x scale

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.