Home / 780,070.35-1,168,137.23-622,606.35

Finding the Fourth Proportional to 780,070.35, 1,168,137.23 and 622,606.35

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Solution

The fourth proportional to 780,070.35, 1,168,137.23 and 622,606.35 is: 932,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,070.35 : 1,168,137.23 = 622,606.35 : x
  2. Step 2: Convert to fraction form
    780,070.35/1,168,137.23 = 622,606.35/x
  3. Step 3: Cross multiply
    780,070.35x = 1,168,137.23 × 622,606.35
  4. Step 4: Simplify right side
    780,070.35x = 727,289,653,956.38
  5. Step 5: Solve for x
    x = 727,289,653,956.38/780,070.35
  6. Step 6: Final answer
    x = 932,338.54

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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.