Home / 1,155,324.12-1,732,319.12-356,391.16

Finding the Fourth Proportional to 1,155,324.12, 1,732,319.12 and 356,391.16

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Solution

The fourth proportional to 1,155,324.12, 1,732,319.12 and 356,391.16 is: 534,380.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,324.12 : 1,732,319.12 = 356,391.16 : x
  2. Step 2: Convert to fraction form
    1,155,324.12/1,732,319.12 = 356,391.16/x
  3. Step 3: Cross multiply
    1,155,324.12x = 1,732,319.12 × 356,391.16
  4. Step 4: Simplify right side
    1,155,324.12x = 617,383,220,666.98
  5. Step 5: Solve for x
    x = 617,383,220,666.98/1,155,324.12
  6. Step 6: Final answer
    x = 534,380.97

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1.5x scale

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.