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Finding the Fourth Proportional to 406,560.60, 609,840.90 and 301,584.60

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Solution

The fourth proportional to 406,560.60, 609,840.90 and 301,584.60 is: 452,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,560.60 : 609,840.90 = 301,584.60 : x
  2. Step 2: Convert to fraction form
    406,560.60/609,840.90 = 301,584.60/x
  3. Step 3: Cross multiply
    406,560.60x = 609,840.90 × 301,584.60
  4. Step 4: Simplify right side
    406,560.60x = 183,918,623,890.14
  5. Step 5: Solve for x
    x = 183,918,623,890.14/406,560.60
  6. Step 6: Final answer
    x = 452,376.90

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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.