Home / 858,154.60-1,199,841.80-858,154.60

Finding the Fourth Proportional to 858,154.60, 1,199,841.80 and 858,154.60

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Solution

The fourth proportional to 858,154.60, 1,199,841.80 and 858,154.60 is: 1,199,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,154.60 : 1,199,841.80 = 858,154.60 : x
  2. Step 2: Convert to fraction form
    858,154.60/1,199,841.80 = 858,154.60/x
  3. Step 3: Cross multiply
    858,154.60x = 1,199,841.80 × 858,154.60
  4. Step 4: Simplify right side
    858,154.60x = 1,029,649,759,942.28
  5. Step 5: Solve for x
    x = 1,029,649,759,942.28/858,154.60
  6. Step 6: Final answer
    x = 1,199,841.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.