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Finding the Fourth Proportional to 669,681.06, 924,169.80 and 363,763.41

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Solution

The fourth proportional to 669,681.06, 924,169.80 and 363,763.41 is: 501,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,681.06 : 924,169.80 = 363,763.41 : x
  2. Step 2: Convert to fraction form
    669,681.06/924,169.80 = 363,763.41/x
  3. Step 3: Cross multiply
    669,681.06x = 924,169.80 × 363,763.41
  4. Step 4: Simplify right side
    669,681.06x = 336,179,157,867.02
  5. Step 5: Solve for x
    x = 336,179,157,867.02/669,681.06
  6. Step 6: Final answer
    x = 501,998.90

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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.