Home / 554,399.38-831,701.64-175,415.51

Finding the Fourth Proportional to 554,399.38, 831,701.64 and 175,415.51

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Solution

The fourth proportional to 554,399.38, 831,701.64 and 175,415.51 is: 263,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,399.38 : 831,701.64 = 175,415.51 : x
  2. Step 2: Convert to fraction form
    554,399.38/831,701.64 = 175,415.51/x
  3. Step 3: Cross multiply
    554,399.38x = 831,701.64 × 175,415.51
  4. Step 4: Simplify right side
    554,399.38x = 145,893,366,471.36
  5. Step 5: Solve for x
    x = 145,893,366,471.36/554,399.38
  6. Step 6: Final answer
    x = 263,155.72

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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.