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Finding the Fourth Proportional to 670,118.54, 924,770.75 and 364,194.91

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Solution

The fourth proportional to 670,118.54, 924,770.75 and 364,194.91 is: 502,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,118.54 : 924,770.75 = 364,194.91 : x
  2. Step 2: Convert to fraction form
    670,118.54/924,770.75 = 364,194.91/x
  3. Step 3: Cross multiply
    670,118.54x = 924,770.75 × 364,194.91
  4. Step 4: Simplify right side
    670,118.54x = 336,796,800,066.88
  5. Step 5: Solve for x
    x = 336,796,800,066.88/670,118.54
  6. Step 6: Final answer
    x = 502,592.87

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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.