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Finding the Fourth Proportional to 553,948.43, 763,941.44 and 363,067.07

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Solution

The fourth proportional to 553,948.43, 763,941.44 and 363,067.07 is: 500,700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,948.43 : 763,941.44 = 363,067.07 : x
  2. Step 2: Convert to fraction form
    553,948.43/763,941.44 = 363,067.07/x
  3. Step 3: Cross multiply
    553,948.43x = 763,941.44 × 363,067.07
  4. Step 4: Simplify right side
    553,948.43x = 277,361,977,360.34
  5. Step 5: Solve for x
    x = 277,361,977,360.34/553,948.43
  6. Step 6: Final answer
    x = 500,700.00

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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.