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Finding the Fourth Proportional to 461,697.84, 692,619.48 and 195,459.84

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Solution

The fourth proportional to 461,697.84, 692,619.48 and 195,459.84 is: 293,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,697.84 : 692,619.48 = 195,459.84 : x
  2. Step 2: Convert to fraction form
    461,697.84/692,619.48 = 195,459.84/x
  3. Step 3: Cross multiply
    461,697.84x = 692,619.48 × 195,459.84
  4. Step 4: Simplify right side
    461,697.84x = 135,379,292,741.68
  5. Step 5: Solve for x
    x = 135,379,292,741.68/461,697.84
  6. Step 6: Final answer
    x = 293,220.55

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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.