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Finding the Fourth Proportional to 556,857.16, 835,415.34 and 241,345.96

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Solution

The fourth proportional to 556,857.16, 835,415.34 and 241,345.96 is: 362,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,857.16 : 835,415.34 = 241,345.96 : x
  2. Step 2: Convert to fraction form
    556,857.16/835,415.34 = 241,345.96/x
  3. Step 3: Cross multiply
    556,857.16x = 835,415.34 × 241,345.96
  4. Step 4: Simplify right side
    556,857.16x = 201,624,117,231.03
  5. Step 5: Solve for x
    x = 201,624,117,231.03/556,857.16
  6. Step 6: Final answer
    x = 362,075.11

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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.