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Finding the Fourth Proportional to 875,832.17, 1,208,647.86 and 473,424.17

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Solution

The fourth proportional to 875,832.17, 1,208,647.86 and 473,424.17 is: 653,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,832.17 : 1,208,647.86 = 473,424.17 : x
  2. Step 2: Convert to fraction form
    875,832.17/1,208,647.86 = 473,424.17/x
  3. Step 3: Cross multiply
    875,832.17x = 1,208,647.86 × 473,424.17
  4. Step 4: Simplify right side
    875,832.17x = 572,203,109,942.78
  5. Step 5: Solve for x
    x = 572,203,109,942.78/875,832.17
  6. Step 6: Final answer
    x = 653,325.07

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