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Finding the Fourth Proportional to 362,802.60, 544,203.90 and 262,492.20

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Solution

The fourth proportional to 362,802.60, 544,203.90 and 262,492.20 is: 393,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,802.60 : 544,203.90 = 262,492.20 : x
  2. Step 2: Convert to fraction form
    362,802.60/544,203.90 = 262,492.20/x
  3. Step 3: Cross multiply
    362,802.60x = 544,203.90 × 262,492.20
  4. Step 4: Simplify right side
    362,802.60x = 142,849,278,959.58
  5. Step 5: Solve for x
    x = 142,849,278,959.58/362,802.60
  6. Step 6: Final answer
    x = 393,738.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.