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Finding the Fourth Proportional to 480,012.48, 662,417.60 and 262,224.14

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Solution

The fourth proportional to 480,012.48, 662,417.60 and 262,224.14 is: 361,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,012.48 : 662,417.60 = 262,224.14 : x
  2. Step 2: Convert to fraction form
    480,012.48/662,417.60 = 262,224.14/x
  3. Step 3: Cross multiply
    480,012.48x = 662,417.60 × 262,224.14
  4. Step 4: Simplify right side
    480,012.48x = 173,701,880,857.66
  5. Step 5: Solve for x
    x = 173,701,880,857.66/480,012.48
  6. Step 6: Final answer
    x = 361,869.51

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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.