Home / 1,155,160.71-1,732,790.25-356,424.57

Finding the Fourth Proportional to 1,155,160.71, 1,732,790.25 and 356,424.57

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Solution

The fourth proportional to 1,155,160.71, 1,732,790.25 and 356,424.57 is: 534,652.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,160.71 : 1,732,790.25 = 356,424.57 : x
  2. Step 2: Convert to fraction form
    1,155,160.71/1,732,790.25 = 356,424.57/x
  3. Step 3: Cross multiply
    1,155,160.71x = 1,732,790.25 × 356,424.57
  4. Step 4: Simplify right side
    1,155,160.71x = 617,609,019,756.44
  5. Step 5: Solve for x
    x = 617,609,019,756.44/1,155,160.71
  6. Step 6: Final answer
    x = 534,652.03

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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.