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Finding the Fourth Proportional to 480,000.60, 662,396.67 and 265,155.66

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Solution

The fourth proportional to 480,000.60, 662,396.67 and 265,155.66 is: 365,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,000.60 : 662,396.67 = 265,155.66 : x
  2. Step 2: Convert to fraction form
    480,000.60/662,396.67 = 265,155.66/x
  3. Step 3: Cross multiply
    480,000.60x = 662,396.67 × 265,155.66
  4. Step 4: Simplify right side
    480,000.60x = 175,638,226,215.65
  5. Step 5: Solve for x
    x = 175,638,226,215.65/480,000.60
  6. Step 6: Final answer
    x = 365,912.51

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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.