Home / 669,097.60-1,003,314.30-242,616.40

Finding the Fourth Proportional to 669,097.60, 1,003,314.30 and 242,616.40

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Solution

The fourth proportional to 669,097.60, 1,003,314.30 and 242,616.40 is: 363,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,097.60 : 1,003,314.30 = 242,616.40 : x
  2. Step 2: Convert to fraction form
    669,097.60/1,003,314.30 = 242,616.40/x
  3. Step 3: Cross multiply
    669,097.60x = 1,003,314.30 × 242,616.40
  4. Step 4: Simplify right side
    669,097.60x = 243,420,503,534.52
  5. Step 5: Solve for x
    x = 243,420,503,534.52/669,097.60
  6. Step 6: Final answer
    x = 363,804.18

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1.5x scale

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.