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Finding the Fourth Proportional to 569,699.64, 854,549.46 and 148,971.86

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Solution

The fourth proportional to 569,699.64, 854,549.46 and 148,971.86 is: 223,457.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,699.64 : 854,549.46 = 148,971.86 : x
  2. Step 2: Convert to fraction form
    569,699.64/854,549.46 = 148,971.86/x
  3. Step 3: Cross multiply
    569,699.64x = 854,549.46 × 148,971.86
  4. Step 4: Simplify right side
    569,699.64x = 127,303,822,518.20
  5. Step 5: Solve for x
    x = 127,303,822,518.20/569,699.64
  6. Step 6: Final answer
    x = 223,457.79

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Double scale
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Similar ratio
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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.