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Finding the Fourth Proportional to 9,655,690.40, 14,494,594.80 and 5,668,848.80

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Solution

The fourth proportional to 9,655,690.40, 14,494,594.80 and 5,668,848.80 is: 8,509,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655,690.40 : 14,494,594.80 = 5,668,848.80 : x
  2. Step 2: Convert to fraction form
    9,655,690.40/14,494,594.80 = 5,668,848.80/x
  3. Step 3: Cross multiply
    9,655,690.40x = 14,494,594.80 × 5,668,848.80
  4. Step 4: Simplify right side
    9,655,690.40x = 82,167,666,338,466.23
  5. Step 5: Solve for x
    x = 82,167,666,338,466.23/9,655,690.40
  6. Step 6: Final answer
    x = 8,509,766.05

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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.