Home / 938,782.40-1,408,173.60-565,534.40

Finding the Fourth Proportional to 938,782.40, 1,408,173.60 and 565,534.40

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Solution

The fourth proportional to 938,782.40, 1,408,173.60 and 565,534.40 is: 848,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,782.40 : 1,408,173.60 = 565,534.40 : x
  2. Step 2: Convert to fraction form
    938,782.40/1,408,173.60 = 565,534.40/x
  3. Step 3: Cross multiply
    938,782.40x = 1,408,173.60 × 565,534.40
  4. Step 4: Simplify right side
    938,782.40x = 796,370,611,971.84
  5. Step 5: Solve for x
    x = 796,370,611,971.84/938,782.40
  6. Step 6: Final answer
    x = 848,301.60

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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.