Home / 780,056.10-1,168,115.85-622,592.10

Finding the Fourth Proportional to 780,056.10, 1,168,115.85 and 622,592.10

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Solution

The fourth proportional to 780,056.10, 1,168,115.85 and 622,592.10 is: 932,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,056.10 : 1,168,115.85 = 622,592.10 : x
  2. Step 2: Convert to fraction form
    780,056.10/1,168,115.85 = 622,592.10/x
  3. Step 3: Cross multiply
    780,056.10x = 1,168,115.85 × 622,592.10
  4. Step 4: Simplify right side
    780,056.10x = 727,259,700,094.79
  5. Step 5: Solve for x
    x = 727,259,700,094.79/780,056.10
  6. Step 6: Final answer
    x = 932,317.18

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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.