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Finding the Fourth Proportional to 525,293.91, 788,056.02 and 170,343.81

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Solution

The fourth proportional to 525,293.91, 788,056.02 and 170,343.81 is: 255,553.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,293.91 : 788,056.02 = 170,343.81 : x
  2. Step 2: Convert to fraction form
    525,293.91/788,056.02 = 170,343.81/x
  3. Step 3: Cross multiply
    525,293.91x = 788,056.02 × 170,343.81
  4. Step 4: Simplify right side
    525,293.91x = 134,240,464,940.24
  5. Step 5: Solve for x
    x = 134,240,464,940.24/525,293.91
  6. Step 6: Final answer
    x = 255,553.06

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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.