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Finding the Fourth Proportional to 504,082.32, 695,975.40 and 352,916.88

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Solution

The fourth proportional to 504,082.32, 695,975.40 and 352,916.88 is: 487,264.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,082.32 : 695,975.40 = 352,916.88 : x
  2. Step 2: Convert to fraction form
    504,082.32/695,975.40 = 352,916.88/x
  3. Step 3: Cross multiply
    504,082.32x = 695,975.40 × 352,916.88
  4. Step 4: Simplify right side
    504,082.32x = 245,621,466,724.75
  5. Step 5: Solve for x
    x = 245,621,466,724.75/504,082.32
  6. Step 6: Final answer
    x = 487,264.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.