Home / 692,132.80-1,038,199.20-692,132.80

Finding the Fourth Proportional to 692,132.80, 1,038,199.20 and 692,132.80

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Solution

The fourth proportional to 692,132.80, 1,038,199.20 and 692,132.80 is: 1,038,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,132.80 : 1,038,199.20 = 692,132.80 : x
  2. Step 2: Convert to fraction form
    692,132.80/1,038,199.20 = 692,132.80/x
  3. Step 3: Cross multiply
    692,132.80x = 1,038,199.20 × 692,132.80
  4. Step 4: Simplify right side
    692,132.80x = 718,571,719,253.76
  5. Step 5: Solve for x
    x = 718,571,719,253.76/692,132.80
  6. Step 6: Final answer
    x = 1,038,199.20

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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.