Home / 592,638.57-817,834.98-320,700.51

Finding the Fourth Proportional to 592,638.57, 817,834.98 and 320,700.51

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Solution

The fourth proportional to 592,638.57, 817,834.98 and 320,700.51 is: 442,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,638.57 : 817,834.98 = 320,700.51 : x
  2. Step 2: Convert to fraction form
    592,638.57/817,834.98 = 320,700.51/x
  3. Step 3: Cross multiply
    592,638.57x = 817,834.98 × 320,700.51
  4. Step 4: Simplify right side
    592,638.57x = 262,280,095,181.84
  5. Step 5: Solve for x
    x = 262,280,095,181.84/592,638.57
  6. Step 6: Final answer
    x = 442,563.32

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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.