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Finding the Fourth Proportional to 504,970.47, 696,650.36 and 352,099.17

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Solution

The fourth proportional to 504,970.47, 696,650.36 and 352,099.17 is: 485,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,970.47 : 696,650.36 = 352,099.17 : x
  2. Step 2: Convert to fraction form
    504,970.47/696,650.36 = 352,099.17/x
  3. Step 3: Cross multiply
    504,970.47x = 696,650.36 × 352,099.17
  4. Step 4: Simplify right side
    504,970.47x = 245,290,011,775.71
  5. Step 5: Solve for x
    x = 245,290,011,775.71/504,970.47
  6. Step 6: Final answer
    x = 485,751.20

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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.