Home / 2,326,261.50-3,489,392.25-643,365

Finding the Fourth Proportional to 2,326,261.50, 3,489,392.25 and 643,365

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Solution

The fourth proportional to 2,326,261.50, 3,489,392.25 and 643,365 is: 965,047.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326,261.50 : 3,489,392.25 = 643,365 : x
  2. Step 2: Convert to fraction form
    2,326,261.50/3,489,392.25 = 643,365/x
  3. Step 3: Cross multiply
    2,326,261.50x = 3,489,392.25 × 643,365
  4. Step 4: Simplify right side
    2,326,261.50x = 2,244,952,844,921.25
  5. Step 5: Solve for x
    x = 2,244,952,844,921.25/2,326,261.50
  6. Step 6: Final answer
    x = 965,047.50

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Double scale
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Similar ratio
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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.