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Finding the Fourth Proportional to 293,656.13, 440,484.20 and 127,444.13

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Solution

The fourth proportional to 293,656.13, 440,484.20 and 127,444.13 is: 191,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,656.13 : 440,484.20 = 127,444.13 : x
  2. Step 2: Convert to fraction form
    293,656.13/440,484.20 = 127,444.13/x
  3. Step 3: Cross multiply
    293,656.13x = 440,484.20 × 127,444.13
  4. Step 4: Simplify right side
    293,656.13x = 56,137,122,808.10
  5. Step 5: Solve for x
    x = 56,137,122,808.10/293,656.13
  6. Step 6: Final answer
    x = 191,166.19

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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.