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Finding the Fourth Proportional to 293,812.19, 405,461.00 and 159,676.19

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Solution

The fourth proportional to 293,812.19, 405,461.00 and 159,676.19 is: 220,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,812.19 : 405,461.00 = 159,676.19 : x
  2. Step 2: Convert to fraction form
    293,812.19/405,461.00 = 159,676.19/x
  3. Step 3: Cross multiply
    293,812.19x = 405,461.00 × 159,676.19
  4. Step 4: Simplify right side
    293,812.19x = 64,742,466,875.21
  5. Step 5: Solve for x
    x = 64,742,466,875.21/293,812.19
  6. Step 6: Final answer
    x = 220,353.24

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Half scale
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Double scale
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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.