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Finding the Fourth Proportional to 1,973,854.51, 2,961,064.19 and 607,743.80

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Solution

The fourth proportional to 1,973,854.51, 2,961,064.19 and 607,743.80 is: 911,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,854.51 : 2,961,064.19 = 607,743.80 : x
  2. Step 2: Convert to fraction form
    1,973,854.51/2,961,064.19 = 607,743.80/x
  3. Step 3: Cross multiply
    1,973,854.51x = 2,961,064.19 × 607,743.80
  4. Step 4: Simplify right side
    1,973,854.51x = 1,799,568,388,069.20
  5. Step 5: Solve for x
    x = 1,799,568,388,069.20/1,973,854.51
  6. Step 6: Final answer
    x = 911,702.65

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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.