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Finding the Fourth Proportional to 265,038.68, 365,750.38 and 197,358.36

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Solution

The fourth proportional to 265,038.68, 365,750.38 and 197,358.36 is: 272,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,038.68 : 365,750.38 = 197,358.36 : x
  2. Step 2: Convert to fraction form
    265,038.68/365,750.38 = 197,358.36/x
  3. Step 3: Cross multiply
    265,038.68x = 365,750.38 × 197,358.36
  4. Step 4: Simplify right side
    265,038.68x = 72,183,895,166.18
  5. Step 5: Solve for x
    x = 72,183,895,166.18/265,038.68
  6. Step 6: Final answer
    x = 272,352.30

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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.