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Finding the Fourth Proportional to 670,123.54, 924,777.66 and 364,199.92

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Solution

The fourth proportional to 670,123.54, 924,777.66 and 364,199.92 is: 502,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,123.54 : 924,777.66 = 364,199.92 : x
  2. Step 2: Convert to fraction form
    670,123.54/924,777.66 = 364,199.92/x
  3. Step 3: Cross multiply
    670,123.54x = 924,777.66 × 364,199.92
  4. Step 4: Simplify right side
    670,123.54x = 336,803,949,789.79
  5. Step 5: Solve for x
    x = 336,803,949,789.79/670,123.54
  6. Step 6: Final answer
    x = 502,599.79

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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.