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Finding the Fourth Proportional to 504,588.30, 756,882.45 and 346,336.98

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Solution

The fourth proportional to 504,588.30, 756,882.45 and 346,336.98 is: 519,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,588.30 : 756,882.45 = 346,336.98 : x
  2. Step 2: Convert to fraction form
    504,588.30/756,882.45 = 346,336.98/x
  3. Step 3: Cross multiply
    504,588.30x = 756,882.45 × 346,336.98
  4. Step 4: Simplify right side
    504,588.30x = 262,136,381,948.00
  5. Step 5: Solve for x
    x = 262,136,381,948.00/504,588.30
  6. Step 6: Final answer
    x = 519,505.47

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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.