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Finding the Fourth Proportional to 605,250.30, 907,875.45 and 402,296.70

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Solution

The fourth proportional to 605,250.30, 907,875.45 and 402,296.70 is: 603,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,250.30 : 907,875.45 = 402,296.70 : x
  2. Step 2: Convert to fraction form
    605,250.30/907,875.45 = 402,296.70/x
  3. Step 3: Cross multiply
    605,250.30x = 907,875.45 × 402,296.70
  4. Step 4: Simplify right side
    605,250.30x = 365,235,297,546.02
  5. Step 5: Solve for x
    x = 365,235,297,546.02/605,250.30
  6. Step 6: Final answer
    x = 603,445.05

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