Home / 953,435.33-1,315,191.09-571,240.68

Finding the Fourth Proportional to 953,435.33, 1,315,191.09 and 571,240.68

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Solution

The fourth proportional to 953,435.33, 1,315,191.09 and 571,240.68 is: 787,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,435.33 : 1,315,191.09 = 571,240.68 : x
  2. Step 2: Convert to fraction form
    953,435.33/1,315,191.09 = 571,240.68/x
  3. Step 3: Cross multiply
    953,435.33x = 1,315,191.09 × 571,240.68
  4. Step 4: Simplify right side
    953,435.33x = 751,290,652,581.54
  5. Step 5: Solve for x
    x = 751,290,652,581.54/953,435.33
  6. Step 6: Final answer
    x = 787,982.81

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1.5x scale

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.