Home / 770,954.64-1,064,223.36-522,653.64

Finding the Fourth Proportional to 770,954.64, 1,064,223.36 and 522,653.64

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Solution

The fourth proportional to 770,954.64, 1,064,223.36 and 522,653.64 is: 721,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,954.64 : 1,064,223.36 = 522,653.64 : x
  2. Step 2: Convert to fraction form
    770,954.64/1,064,223.36 = 522,653.64/x
  3. Step 3: Cross multiply
    770,954.64x = 1,064,223.36 × 522,653.64
  4. Step 4: Simplify right side
    770,954.64x = 556,220,212,877.03
  5. Step 5: Solve for x
    x = 556,220,212,877.03/770,954.64
  6. Step 6: Final answer
    x = 721,469.44

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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.