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Finding the Fourth Proportional to 541,064.30, 746,689.23 and 296,065.62

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Solution

The fourth proportional to 541,064.30, 746,689.23 and 296,065.62 is: 408,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,064.30 : 746,689.23 = 296,065.62 : x
  2. Step 2: Convert to fraction form
    541,064.30/746,689.23 = 296,065.62/x
  3. Step 3: Cross multiply
    541,064.30x = 746,689.23 × 296,065.62
  4. Step 4: Simplify right side
    541,064.30x = 221,069,009,827.27
  5. Step 5: Solve for x
    x = 221,069,009,827.27/541,064.30
  6. Step 6: Final answer
    x = 408,581.77

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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.