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Finding the Fourth Proportional to 699,009.03, 1,048,503 and 314,486.33

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Solution

The fourth proportional to 699,009.03, 1,048,503 and 314,486.33 is: 471,724.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,009.03 : 1,048,503 = 314,486.33 : x
  2. Step 2: Convert to fraction form
    699,009.03/1,048,503 = 314,486.33/x
  3. Step 3: Cross multiply
    699,009.03x = 1,048,503 × 314,486.33
  4. Step 4: Simplify right side
    699,009.03x = 329,739,860,463.99
  5. Step 5: Solve for x
    x = 329,739,860,463.99/699,009.03
  6. Step 6: Final answer
    x = 471,724.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.