Home / 780,566.41-1,077,236.04-436,469.32

Finding the Fourth Proportional to 780,566.41, 1,077,236.04 and 436,469.32

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Solution

The fourth proportional to 780,566.41, 1,077,236.04 and 436,469.32 is: 602,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,566.41 : 1,077,236.04 = 436,469.32 : x
  2. Step 2: Convert to fraction form
    780,566.41/1,077,236.04 = 436,469.32/x
  3. Step 3: Cross multiply
    780,566.41x = 1,077,236.04 × 436,469.32
  4. Step 4: Simplify right side
    780,566.41x = 470,180,481,858.29
  5. Step 5: Solve for x
    x = 470,180,481,858.29/780,566.41
  6. Step 6: Final answer
    x = 602,358.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.