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Finding the Fourth Proportional to 532,235.70, 733,199.58 and 455,508.72

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Solution

The fourth proportional to 532,235.70, 733,199.58 and 455,508.72 is: 627,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,235.70 : 733,199.58 = 455,508.72 : x
  2. Step 2: Convert to fraction form
    532,235.70/733,199.58 = 455,508.72/x
  3. Step 3: Cross multiply
    532,235.70x = 733,199.58 × 455,508.72
  4. Step 4: Simplify right side
    532,235.70x = 333,978,802,190.34
  5. Step 5: Solve for x
    x = 333,978,802,190.34/532,235.70
  6. Step 6: Final answer
    x = 627,501.69

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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.