Home / 528,076.96-792,031.70-168,201.11

Finding the Fourth Proportional to 528,076.96, 792,031.70 and 168,201.11

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Solution

The fourth proportional to 528,076.96, 792,031.70 and 168,201.11 is: 252,275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,076.96 : 792,031.70 = 168,201.11 : x
  2. Step 2: Convert to fraction form
    528,076.96/792,031.70 = 168,201.11/x
  3. Step 3: Cross multiply
    528,076.96x = 792,031.70 × 168,201.11
  4. Step 4: Simplify right side
    528,076.96x = 133,220,613,495.77
  5. Step 5: Solve for x
    x = 133,220,613,495.77/528,076.96
  6. Step 6: Final answer
    x = 252,275.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.