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Finding the Fourth Proportional to 612.04, 924.40 and 612.04

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Solution

The fourth proportional to 612.04, 924.40 and 612.04 is: 924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.04 : 924.40 = 612.04 : x
  2. Step 2: Convert to fraction form
    612.04/924.40 = 612.04/x
  3. Step 3: Cross multiply
    612.04x = 924.40 × 612.04
  4. Step 4: Simplify right side
    612.04x = 565,769.78
  5. Step 5: Solve for x
    x = 565,769.78/612.04
  6. Step 6: Final answer
    x = 924.40

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.