Home / 501,823.16-692,516.65-272,380.49

Finding the Fourth Proportional to 501,823.16, 692,516.65 and 272,380.49

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Solution

The fourth proportional to 501,823.16, 692,516.65 and 272,380.49 is: 375,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,823.16 : 692,516.65 = 272,380.49 : x
  2. Step 2: Convert to fraction form
    501,823.16/692,516.65 = 272,380.49/x
  3. Step 3: Cross multiply
    501,823.16x = 692,516.65 × 272,380.49
  4. Step 4: Simplify right side
    501,823.16x = 188,628,027,319.68
  5. Step 5: Solve for x
    x = 188,628,027,319.68/501,823.16
  6. Step 6: Final answer
    x = 375,885.46

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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.