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Finding the Fourth Proportional to 605,616.65, 908,554.14 and 302,173.97

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Solution

The fourth proportional to 605,616.65, 908,554.14 and 302,173.97 is: 453,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,616.65 : 908,554.14 = 302,173.97 : x
  2. Step 2: Convert to fraction form
    605,616.65/908,554.14 = 302,173.97/x
  3. Step 3: Cross multiply
    605,616.65x = 908,554.14 × 302,173.97
  4. Step 4: Simplify right side
    605,616.65x = 274,541,406,900.97
  5. Step 5: Solve for x
    x = 274,541,406,900.97/605,616.65
  6. Step 6: Final answer
    x = 453,325.40

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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.