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Finding the Fourth Proportional to 358,035.96, 537,053.91 and 170,478.84

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Solution

The fourth proportional to 358,035.96, 537,053.91 and 170,478.84 is: 255,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,035.96 : 537,053.91 = 170,478.84 : x
  2. Step 2: Convert to fraction form
    358,035.96/537,053.91 = 170,478.84/x
  3. Step 3: Cross multiply
    358,035.96x = 537,053.91 × 170,478.84
  4. Step 4: Simplify right side
    358,035.96x = 91,556,327,594.26
  5. Step 5: Solve for x
    x = 91,556,327,594.26/358,035.96
  6. Step 6: Final answer
    x = 255,718.25

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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.