Home / 786,193.60-1,084,947.52-446,662.40

Finding the Fourth Proportional to 786,193.60, 1,084,947.52 and 446,662.40

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Solution

The fourth proportional to 786,193.60, 1,084,947.52 and 446,662.40 is: 616,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,193.60 : 1,084,947.52 = 446,662.40 : x
  2. Step 2: Convert to fraction form
    786,193.60/1,084,947.52 = 446,662.40/x
  3. Step 3: Cross multiply
    786,193.60x = 1,084,947.52 × 446,662.40
  4. Step 4: Simplify right side
    786,193.60x = 484,605,263,157.25
  5. Step 5: Solve for x
    x = 484,605,263,157.25/786,193.60
  6. Step 6: Final answer
    x = 616,394.31

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Double scale
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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.