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Finding the Fourth Proportional to 556,054.01, 834,145.81 and 201,235.13

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Solution

The fourth proportional to 556,054.01, 834,145.81 and 201,235.13 is: 301,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,054.01 : 834,145.81 = 201,235.13 : x
  2. Step 2: Convert to fraction form
    556,054.01/834,145.81 = 201,235.13/x
  3. Step 3: Cross multiply
    556,054.01x = 834,145.81 × 201,235.13
  4. Step 4: Simplify right side
    556,054.01x = 167,859,440,100.48
  5. Step 5: Solve for x
    x = 167,859,440,100.48/556,054.01
  6. Step 6: Final answer
    x = 301,876.14

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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.