Home / 875,190.79-1,312,037.34-335,834.10

Finding the Fourth Proportional to 875,190.79, 1,312,037.34 and 335,834.10

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Solution

The fourth proportional to 875,190.79, 1,312,037.34 and 335,834.10 is: 503,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,190.79 : 1,312,037.34 = 335,834.10 : x
  2. Step 2: Convert to fraction form
    875,190.79/1,312,037.34 = 335,834.10/x
  3. Step 3: Cross multiply
    875,190.79x = 1,312,037.34 × 335,834.10
  4. Step 4: Simplify right side
    875,190.79x = 440,626,879,874.98
  5. Step 5: Solve for x
    x = 440,626,879,874.98/875,190.79
  6. Step 6: Final answer
    x = 503,463.80

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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.