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Finding the Fourth Proportional to 504,038.68, 756,058.01 and 457,382.68

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Solution

The fourth proportional to 504,038.68, 756,058.01 and 457,382.68 is: 686,074.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,038.68 : 756,058.01 = 457,382.68 : x
  2. Step 2: Convert to fraction form
    504,038.68/756,058.01 = 457,382.68/x
  3. Step 3: Cross multiply
    504,038.68x = 756,058.01 × 457,382.68
  4. Step 4: Simplify right side
    504,038.68x = 345,807,836,212.43
  5. Step 5: Solve for x
    x = 345,807,836,212.43/504,038.68
  6. Step 6: Final answer
    x = 686,074.01

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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.