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Finding the Fourth Proportional to 502,597.05, 693,583.95 and 273,154.89

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Solution

The fourth proportional to 502,597.05, 693,583.95 and 273,154.89 is: 376,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,597.05 : 693,583.95 = 273,154.89 : x
  2. Step 2: Convert to fraction form
    502,597.05/693,583.95 = 273,154.89/x
  3. Step 3: Cross multiply
    502,597.05x = 693,583.95 × 273,154.89
  4. Step 4: Simplify right side
    502,597.05x = 189,455,847,568.02
  5. Step 5: Solve for x
    x = 189,455,847,568.02/502,597.05
  6. Step 6: Final answer
    x = 376,953.76

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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.