Home / 771,124.78-1,064,152.07-431,593.02

Finding the Fourth Proportional to 771,124.78, 1,064,152.07 and 431,593.02

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Solution

The fourth proportional to 771,124.78, 1,064,152.07 and 431,593.02 is: 595,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,124.78 : 1,064,152.07 = 431,593.02 : x
  2. Step 2: Convert to fraction form
    771,124.78/1,064,152.07 = 431,593.02/x
  3. Step 3: Cross multiply
    771,124.78x = 1,064,152.07 × 431,593.02
  4. Step 4: Simplify right side
    771,124.78x = 459,280,605,630.55
  5. Step 5: Solve for x
    x = 459,280,605,630.55/771,124.78
  6. Step 6: Final answer
    x = 595,598.30

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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.