Home / 319,816.13-441,346.14-183,876.66

Finding the Fourth Proportional to 319,816.13, 441,346.14 and 183,876.66

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Solution

The fourth proportional to 319,816.13, 441,346.14 and 183,876.66 is: 253,749.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,816.13 : 441,346.14 = 183,876.66 : x
  2. Step 2: Convert to fraction form
    319,816.13/441,346.14 = 183,876.66/x
  3. Step 3: Cross multiply
    319,816.13x = 441,346.14 × 183,876.66
  4. Step 4: Simplify right side
    319,816.13x = 81,153,254,127.09
  5. Step 5: Solve for x
    x = 81,153,254,127.09/319,816.13
  6. Step 6: Final answer
    x = 253,749.73

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1.5x scale

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.