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Finding the Fourth Proportional to 9,668,577.60, 14,502,866.40 and 2,936,116.80

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Solution

The fourth proportional to 9,668,577.60, 14,502,866.40 and 2,936,116.80 is: 4,404,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668,577.60 : 14,502,866.40 = 2,936,116.80 : x
  2. Step 2: Convert to fraction form
    9,668,577.60/14,502,866.40 = 2,936,116.80/x
  3. Step 3: Cross multiply
    9,668,577.60x = 14,502,866.40 × 2,936,116.80
  4. Step 4: Simplify right side
    9,668,577.60x = 42,582,109,685,195.52
  5. Step 5: Solve for x
    x = 42,582,109,685,195.52/9,668,577.60
  6. Step 6: Final answer
    x = 4,404,175.20

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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.