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Finding the Fourth Proportional to 307,320.30, 460,980.45 and 201,032.10

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Solution

The fourth proportional to 307,320.30, 460,980.45 and 201,032.10 is: 301,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,320.30 : 460,980.45 = 201,032.10 : x
  2. Step 2: Convert to fraction form
    307,320.30/460,980.45 = 201,032.10/x
  3. Step 3: Cross multiply
    307,320.30x = 460,980.45 × 201,032.10
  4. Step 4: Simplify right side
    307,320.30x = 92,671,867,922.45
  5. Step 5: Solve for x
    x = 92,671,867,922.45/307,320.30
  6. Step 6: Final answer
    x = 301,548.15

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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.