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Finding the Fourth Proportional to 583,596.56, 805,425.17 and 342,082.05

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Solution

The fourth proportional to 583,596.56, 805,425.17 and 342,082.05 is: 472,109.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,596.56 : 805,425.17 = 342,082.05 : x
  2. Step 2: Convert to fraction form
    583,596.56/805,425.17 = 342,082.05/x
  3. Step 3: Cross multiply
    583,596.56x = 805,425.17 × 342,082.05
  4. Step 4: Simplify right side
    583,596.56x = 275,521,491,564.79
  5. Step 5: Solve for x
    x = 275,521,491,564.79/583,596.56
  6. Step 6: Final answer
    x = 472,109.52

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1.5x scale

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.