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Finding the Fourth Proportional to 243,397.22, 365,068.14 and 65,918.06

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Solution

The fourth proportional to 243,397.22, 365,068.14 and 65,918.06 is: 98,869.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,397.22 : 365,068.14 = 65,918.06 : x
  2. Step 2: Convert to fraction form
    243,397.22/365,068.14 = 65,918.06/x
  3. Step 3: Cross multiply
    243,397.22x = 365,068.14 × 65,918.06
  4. Step 4: Simplify right side
    243,397.22x = 24,064,583,556.61
  5. Step 5: Solve for x
    x = 24,064,583,556.61/243,397.22
  6. Step 6: Final answer
    x = 98,869.59

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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.