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Finding the Fourth Proportional to 294,307.50, 441,465.45 and 83,945.52

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Solution

The fourth proportional to 294,307.50, 441,465.45 and 83,945.52 is: 125,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,307.50 : 441,465.45 = 83,945.52 : x
  2. Step 2: Convert to fraction form
    294,307.50/441,465.45 = 83,945.52/x
  3. Step 3: Cross multiply
    294,307.50x = 441,465.45 × 83,945.52
  4. Step 4: Simplify right side
    294,307.50x = 37,059,046,762.28
  5. Step 5: Solve for x
    x = 37,059,046,762.28/294,307.50
  6. Step 6: Final answer
    x = 125,919.48

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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.