Home / 824,601.60-1,137,945.60-466,905.60

Finding the Fourth Proportional to 824,601.60, 1,137,945.60 and 466,905.60

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Solution

The fourth proportional to 824,601.60, 1,137,945.60 and 466,905.60 is: 644,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,601.60 : 1,137,945.60 = 466,905.60 : x
  2. Step 2: Convert to fraction form
    824,601.60/1,137,945.60 = 466,905.60/x
  3. Step 3: Cross multiply
    824,601.60x = 1,137,945.60 × 466,905.60
  4. Step 4: Simplify right side
    824,601.60x = 531,313,173,135.36
  5. Step 5: Solve for x
    x = 531,313,173,135.36/824,601.60
  6. Step 6: Final answer
    x = 644,327.12

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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.