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Finding the Fourth Proportional to 584,796.08, 807,019.80 and 316,524.08

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Solution

The fourth proportional to 584,796.08, 807,019.80 and 316,524.08 is: 436,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,796.08 : 807,019.80 = 316,524.08 : x
  2. Step 2: Convert to fraction form
    584,796.08/807,019.80 = 316,524.08/x
  3. Step 3: Cross multiply
    584,796.08x = 807,019.80 × 316,524.08
  4. Step 4: Simplify right side
    584,796.08x = 255,441,199,736.78
  5. Step 5: Solve for x
    x = 255,441,199,736.78/584,796.08
  6. Step 6: Final answer
    x = 436,803.89

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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.