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Finding the Fourth Proportional to 6,573,572.70, 9,860,359.05 and 6,321,630.30

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Solution

The fourth proportional to 6,573,572.70, 9,860,359.05 and 6,321,630.30 is: 9,482,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573,572.70 : 9,860,359.05 = 6,321,630.30 : x
  2. Step 2: Convert to fraction form
    6,573,572.70/9,860,359.05 = 6,321,630.30/x
  3. Step 3: Cross multiply
    6,573,572.70x = 9,860,359.05 × 6,321,630.30
  4. Step 4: Simplify right side
    6,573,572.70x = 62,333,544,539,359.22
  5. Step 5: Solve for x
    x = 62,333,544,539,359.22/6,573,572.70
  6. Step 6: Final answer
    x = 9,482,445.45

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Double scale
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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.