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Finding the Fourth Proportional to 669,994.13, 924,595.86 and 364,072.93

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Solution

The fourth proportional to 669,994.13, 924,595.86 and 364,072.93 is: 502,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,994.13 : 924,595.86 = 364,072.93 : x
  2. Step 2: Convert to fraction form
    669,994.13/924,595.86 = 364,072.93/x
  3. Step 3: Cross multiply
    669,994.13x = 924,595.86 × 364,072.93
  4. Step 4: Simplify right side
    669,994.13x = 336,620,322,869.85
  5. Step 5: Solve for x
    x = 336,620,322,869.85/669,994.13
  6. Step 6: Final answer
    x = 502,422.79

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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.