Home / 501,989.15-692,741.16-272,541.87

Finding the Fourth Proportional to 501,989.15, 692,741.16 and 272,541.87

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Solution

The fourth proportional to 501,989.15, 692,741.16 and 272,541.87 is: 376,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,989.15 : 692,741.16 = 272,541.87 : x
  2. Step 2: Convert to fraction form
    501,989.15/692,741.16 = 272,541.87/x
  3. Step 3: Cross multiply
    501,989.15x = 692,741.16 × 272,541.87
  4. Step 4: Simplify right side
    501,989.15x = 188,800,971,172.37
  5. Step 5: Solve for x
    x = 188,800,971,172.37/501,989.15
  6. Step 6: Final answer
    x = 376,105.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.