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Finding the Fourth Proportional to 480,238.06, 662,768.43 and 265,420.06

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Solution

The fourth proportional to 480,238.06, 662,768.43 and 265,420.06 is: 366,301.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,238.06 : 662,768.43 = 265,420.06 : x
  2. Step 2: Convert to fraction form
    480,238.06/662,768.43 = 265,420.06/x
  3. Step 3: Cross multiply
    480,238.06x = 662,768.43 × 265,420.06
  4. Step 4: Simplify right side
    480,238.06x = 175,912,036,456.71
  5. Step 5: Solve for x
    x = 175,912,036,456.71/480,238.06
  6. Step 6: Final answer
    x = 366,301.74

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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.