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Finding the Fourth Proportional to 633,218.58, 873,843.12 and 342,833.04

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Solution

The fourth proportional to 633,218.58, 873,843.12 and 342,833.04 is: 473,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,218.58 : 873,843.12 = 342,833.04 : x
  2. Step 2: Convert to fraction form
    633,218.58/873,843.12 = 342,833.04/x
  3. Step 3: Cross multiply
    633,218.58x = 873,843.12 × 342,833.04
  4. Step 4: Simplify right side
    633,218.58x = 299,582,293,312.69
  5. Step 5: Solve for x
    x = 299,582,293,312.69/633,218.58
  6. Step 6: Final answer
    x = 473,110.40

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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.