Home / 982,364.62-1,355,848.89-615,012.64

Finding the Fourth Proportional to 982,364.62, 1,355,848.89 and 615,012.64

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Solution

The fourth proportional to 982,364.62, 1,355,848.89 and 615,012.64 is: 848,833.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,364.62 : 1,355,848.89 = 615,012.64 : x
  2. Step 2: Convert to fraction form
    982,364.62/1,355,848.89 = 615,012.64/x
  3. Step 3: Cross multiply
    982,364.62x = 1,355,848.89 × 615,012.64
  4. Step 4: Simplify right side
    982,364.62x = 833,864,205,279.97
  5. Step 5: Solve for x
    x = 833,864,205,279.97/982,364.62
  6. Step 6: Final answer
    x = 848,833.71

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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.