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Finding the Fourth Proportional to 504,021.10, 756,031.66 and 504,021.10

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Solution

The fourth proportional to 504,021.10, 756,031.66 and 504,021.10 is: 756,031.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,021.10 : 756,031.66 = 504,021.10 : x
  2. Step 2: Convert to fraction form
    504,021.10/756,031.66 = 504,021.10/x
  3. Step 3: Cross multiply
    504,021.10x = 756,031.66 × 504,021.10
  4. Step 4: Simplify right side
    504,021.10x = 381,055,908,908.03
  5. Step 5: Solve for x
    x = 381,055,908,908.03/504,021.10
  6. Step 6: Final answer
    x = 756,031.66

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Double scale
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Similar ratio
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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.