Home / 578,420.36-867,064.20-241,557.32

Finding the Fourth Proportional to 578,420.36, 867,064.20 and 241,557.32

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Solution

The fourth proportional to 578,420.36, 867,064.20 and 241,557.32 is: 362,099.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,420.36 : 867,064.20 = 241,557.32 : x
  2. Step 2: Convert to fraction form
    578,420.36/867,064.20 = 241,557.32/x
  3. Step 3: Cross multiply
    578,420.36x = 867,064.20 × 241,557.32
  4. Step 4: Simplify right side
    578,420.36x = 209,445,704,419.94
  5. Step 5: Solve for x
    x = 209,445,704,419.94/578,420.36
  6. Step 6: Final answer
    x = 362,099.47

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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.