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Finding the Fourth Proportional to 480,288.83, 662,800.62 and 262,501.90

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Solution

The fourth proportional to 480,288.83, 662,800.62 and 262,501.90 is: 362,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,288.83 : 662,800.62 = 262,501.90 : x
  2. Step 2: Convert to fraction form
    480,288.83/662,800.62 = 262,501.90/x
  3. Step 3: Cross multiply
    480,288.83x = 662,800.62 × 262,501.90
  4. Step 4: Simplify right side
    480,288.83x = 173,986,421,398.56
  5. Step 5: Solve for x
    x = 173,986,421,398.56/480,288.83
  6. Step 6: Final answer
    x = 362,253.74

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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.