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Finding the Fourth Proportional to 480,293.74, 662,807.42 and 262,506.80

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Solution

The fourth proportional to 480,293.74, 662,807.42 and 262,506.80 is: 362,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,293.74 : 662,807.42 = 262,506.80 : x
  2. Step 2: Convert to fraction form
    480,293.74/662,807.42 = 262,506.80/x
  3. Step 3: Cross multiply
    480,293.74x = 662,807.42 × 262,506.80
  4. Step 4: Simplify right side
    480,293.74x = 173,991,454,840.46
  5. Step 5: Solve for x
    x = 173,991,454,840.46/480,293.74
  6. Step 6: Final answer
    x = 362,260.51

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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.