Home / 1,183,458.80-1,775,188.20-342,095.60

Finding the Fourth Proportional to 1,183,458.80, 1,775,188.20 and 342,095.60

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Solution

The fourth proportional to 1,183,458.80, 1,775,188.20 and 342,095.60 is: 513,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,458.80 : 1,775,188.20 = 342,095.60 : x
  2. Step 2: Convert to fraction form
    1,183,458.80/1,775,188.20 = 342,095.60/x
  3. Step 3: Cross multiply
    1,183,458.80x = 1,775,188.20 × 342,095.60
  4. Step 4: Simplify right side
    1,183,458.80x = 607,284,072,391.92
  5. Step 5: Solve for x
    x = 607,284,072,391.92/1,183,458.80
  6. Step 6: Final answer
    x = 513,143.40

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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.