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Finding the Fourth Proportional to 266,653.41, 368,004.42 and 151,967.13

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Solution

The fourth proportional to 266,653.41, 368,004.42 and 151,967.13 is: 209,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,653.41 : 368,004.42 = 151,967.13 : x
  2. Step 2: Convert to fraction form
    266,653.41/368,004.42 = 151,967.13/x
  3. Step 3: Cross multiply
    266,653.41x = 368,004.42 × 151,967.13
  4. Step 4: Simplify right side
    266,653.41x = 55,924,575,534.71
  5. Step 5: Solve for x
    x = 55,924,575,534.71/266,653.41
  6. Step 6: Final answer
    x = 209,727.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.