Home / 714,653.56-1,071,979.26-557,000.20

Finding the Fourth Proportional to 714,653.56, 1,071,979.26 and 557,000.20

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Solution

The fourth proportional to 714,653.56, 1,071,979.26 and 557,000.20 is: 835,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,653.56 : 1,071,979.26 = 557,000.20 : x
  2. Step 2: Convert to fraction form
    714,653.56/1,071,979.26 = 557,000.20/x
  3. Step 3: Cross multiply
    714,653.56x = 1,071,979.26 × 557,000.20
  4. Step 4: Simplify right side
    714,653.56x = 597,092,662,215.85
  5. Step 5: Solve for x
    x = 597,092,662,215.85/714,653.56
  6. Step 6: Final answer
    x = 835,499.46

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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.