Home / 461,178.36-691,643.70-176,807.16

Finding the Fourth Proportional to 461,178.36, 691,643.70 and 176,807.16

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Solution

The fourth proportional to 461,178.36, 691,643.70 and 176,807.16 is: 265,163.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,178.36 : 691,643.70 = 176,807.16 : x
  2. Step 2: Convert to fraction form
    461,178.36/691,643.70 = 176,807.16/x
  3. Step 3: Cross multiply
    461,178.36x = 691,643.70 × 176,807.16
  4. Step 4: Simplify right side
    461,178.36x = 122,287,558,328.89
  5. Step 5: Solve for x
    x = 122,287,558,328.89/461,178.36
  6. Step 6: Final answer
    x = 265,163.26

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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.