Home / 953,052.03-1,315,205.87-545,160.68

Finding the Fourth Proportional to 953,052.03, 1,315,205.87 and 545,160.68

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Solution

The fourth proportional to 953,052.03, 1,315,205.87 and 545,160.68 is: 752,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,052.03 : 1,315,205.87 = 545,160.68 : x
  2. Step 2: Convert to fraction form
    953,052.03/1,315,205.87 = 545,160.68/x
  3. Step 3: Cross multiply
    953,052.03x = 1,315,205.87 × 545,160.68
  4. Step 4: Simplify right side
    953,052.03x = 716,998,517,127.36
  5. Step 5: Solve for x
    x = 716,998,517,127.36/953,052.03
  6. Step 6: Final answer
    x = 752,318.34

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Double scale
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Similar ratio
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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.