Home / 673,657.20-1,010,485.80-461,080.80

Finding the Fourth Proportional to 673,657.20, 1,010,485.80 and 461,080.80

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Solution

The fourth proportional to 673,657.20, 1,010,485.80 and 461,080.80 is: 691,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,657.20 : 1,010,485.80 = 461,080.80 : x
  2. Step 2: Convert to fraction form
    673,657.20/1,010,485.80 = 461,080.80/x
  3. Step 3: Cross multiply
    673,657.20x = 1,010,485.80 × 461,080.80
  4. Step 4: Simplify right side
    673,657.20x = 465,915,601,052.64
  5. Step 5: Solve for x
    x = 465,915,601,052.64/673,657.20
  6. Step 6: Final answer
    x = 691,621.20

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Double scale
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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.