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Finding the Fourth Proportional to 536,676.79, 740,582.64 and 294,959.55

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Solution

The fourth proportional to 536,676.79, 740,582.64 and 294,959.55 is: 407,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,676.79 : 740,582.64 = 294,959.55 : x
  2. Step 2: Convert to fraction form
    536,676.79/740,582.64 = 294,959.55/x
  3. Step 3: Cross multiply
    536,676.79x = 740,582.64 × 294,959.55
  4. Step 4: Simplify right side
    536,676.79x = 218,441,923,652.38
  5. Step 5: Solve for x
    x = 218,441,923,652.38/536,676.79
  6. Step 6: Final answer
    x = 407,026.97

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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.