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Finding the Fourth Proportional to 540,353.44, 746,031.65 and 336,703.54

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Solution

The fourth proportional to 540,353.44, 746,031.65 and 336,703.54 is: 464,865.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,353.44 : 746,031.65 = 336,703.54 : x
  2. Step 2: Convert to fraction form
    540,353.44/746,031.65 = 336,703.54/x
  3. Step 3: Cross multiply
    540,353.44x = 746,031.65 × 336,703.54
  4. Step 4: Simplify right side
    540,353.44x = 251,191,497,409.04
  5. Step 5: Solve for x
    x = 251,191,497,409.04/540,353.44
  6. Step 6: Final answer
    x = 464,865.18

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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.