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Finding the Fourth Proportional to 277,519.97, 414,271.87 and 243,890.60

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Solution

The fourth proportional to 277,519.97, 414,271.87 and 243,890.60 is: 364,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,519.97 : 414,271.87 = 243,890.60 : x
  2. Step 2: Convert to fraction form
    277,519.97/414,271.87 = 243,890.60/x
  3. Step 3: Cross multiply
    277,519.97x = 414,271.87 × 243,890.60
  4. Step 4: Simplify right side
    277,519.97x = 101,037,012,256.34
  5. Step 5: Solve for x
    x = 101,037,012,256.34/277,519.97
  6. Step 6: Final answer
    x = 364,071.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.