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Finding the Fourth Proportional to 369,777.88, 554,668.43 and 117,059.60

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Solution

The fourth proportional to 369,777.88, 554,668.43 and 117,059.60 is: 175,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,777.88 : 554,668.43 = 117,059.60 : x
  2. Step 2: Convert to fraction form
    369,777.88/554,668.43 = 117,059.60/x
  3. Step 3: Cross multiply
    369,777.88x = 554,668.43 × 117,059.60
  4. Step 4: Simplify right side
    369,777.88x = 64,929,264,548.43
  5. Step 5: Solve for x
    x = 64,929,264,548.43/369,777.88
  6. Step 6: Final answer
    x = 175,589.91

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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.