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Finding the Fourth Proportional to 651,601.77, 977,388.44 and 178,287.11

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Solution

The fourth proportional to 651,601.77, 977,388.44 and 178,287.11 is: 267,426.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,601.77 : 977,388.44 = 178,287.11 : x
  2. Step 2: Convert to fraction form
    651,601.77/977,388.44 = 178,287.11/x
  3. Step 3: Cross multiply
    651,601.77x = 977,388.44 × 178,287.11
  4. Step 4: Simplify right side
    651,601.77x = 174,255,754,536.63
  5. Step 5: Solve for x
    x = 174,255,754,536.63/651,601.77
  6. Step 6: Final answer
    x = 267,426.77

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Double scale
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Similar ratio
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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.