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Finding the Fourth Proportional to 835,249, 1,152,644.43 and 453,275.86

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Solution

The fourth proportional to 835,249, 1,152,644.43 and 453,275.86 is: 625,521.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,249 : 1,152,644.43 = 453,275.86 : x
  2. Step 2: Convert to fraction form
    835,249/1,152,644.43 = 453,275.86/x
  3. Step 3: Cross multiply
    835,249x = 1,152,644.43 × 453,275.86
  4. Step 4: Simplify right side
    835,249x = 522,465,895,282.46
  5. Step 5: Solve for x
    x = 522,465,895,282.46/835,249
  6. Step 6: Final answer
    x = 625,521.13

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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.