Home / 588,886.58-812,456.51-385,056.81

Finding the Fourth Proportional to 588,886.58, 812,456.51 and 385,056.81

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Solution

The fourth proportional to 588,886.58, 812,456.51 and 385,056.81 is: 531,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,886.58 : 812,456.51 = 385,056.81 : x
  2. Step 2: Convert to fraction form
    588,886.58/812,456.51 = 385,056.81/x
  3. Step 3: Cross multiply
    588,886.58x = 812,456.51 × 385,056.81
  4. Step 4: Simplify right side
    588,886.58x = 312,841,912,004.33
  5. Step 5: Solve for x
    x = 312,841,912,004.33/588,886.58
  6. Step 6: Final answer
    x = 531,243.07

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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.