Home / 501,740.91-692,402.81-272,298.13

Finding the Fourth Proportional to 501,740.91, 692,402.81 and 272,298.13

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Solution

The fourth proportional to 501,740.91, 692,402.81 and 272,298.13 is: 375,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,740.91 : 692,402.81 = 272,298.13 : x
  2. Step 2: Convert to fraction form
    501,740.91/692,402.81 = 272,298.13/x
  3. Step 3: Cross multiply
    501,740.91x = 692,402.81 × 272,298.13
  4. Step 4: Simplify right side
    501,740.91x = 188,539,992,781.50
  5. Step 5: Solve for x
    x = 188,539,992,781.50/501,740.91
  6. Step 6: Final answer
    x = 375,771.62

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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.