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Finding the Fourth Proportional to 635,501.36, 953,251.28 and 162,186.77

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Solution

The fourth proportional to 635,501.36, 953,251.28 and 162,186.77 is: 243,279.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,501.36 : 953,251.28 = 162,186.77 : x
  2. Step 2: Convert to fraction form
    635,501.36/953,251.28 = 162,186.77/x
  3. Step 3: Cross multiply
    635,501.36x = 953,251.28 × 162,186.77
  4. Step 4: Simplify right side
    635,501.36x = 154,604,745,290.63
  5. Step 5: Solve for x
    x = 154,604,745,290.63/635,501.36
  6. Step 6: Final answer
    x = 243,279.96

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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.