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Finding the Fourth Proportional to 578,080.16, 867,210.24 and 341,593.28

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Solution

The fourth proportional to 578,080.16, 867,210.24 and 341,593.28 is: 512,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,080.16 : 867,210.24 = 341,593.28 : x
  2. Step 2: Convert to fraction form
    578,080.16/867,210.24 = 341,593.28/x
  3. Step 3: Cross multiply
    578,080.16x = 867,210.24 × 341,593.28
  4. Step 4: Simplify right side
    578,080.16x = 296,233,190,331.19
  5. Step 5: Solve for x
    x = 296,233,190,331.19/578,080.16
  6. Step 6: Final answer
    x = 512,443.10

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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.