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Finding the Fourth Proportional to 6,652,205.60, 9,978,308.40 and 6,014,476.40

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Solution

The fourth proportional to 6,652,205.60, 9,978,308.40 and 6,014,476.40 is: 9,021,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,205.60 : 9,978,308.40 = 6,014,476.40 : x
  2. Step 2: Convert to fraction form
    6,652,205.60/9,978,308.40 = 6,014,476.40/x
  3. Step 3: Cross multiply
    6,652,205.60x = 9,978,308.40 × 6,014,476.40
  4. Step 4: Simplify right side
    6,652,205.60x = 60,014,300,383,721.77
  5. Step 5: Solve for x
    x = 60,014,300,383,721.77/6,652,205.60
  6. Step 6: Final answer
    x = 9,021,714.60

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Similar ratio
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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.