Home / 946,038.36-1,305,536.85-516,327.60

Finding the Fourth Proportional to 946,038.36, 1,305,536.85 and 516,327.60

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Solution

The fourth proportional to 946,038.36, 1,305,536.85 and 516,327.60 is: 712,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,038.36 : 1,305,536.85 = 516,327.60 : x
  2. Step 2: Convert to fraction form
    946,038.36/1,305,536.85 = 516,327.60/x
  3. Step 3: Cross multiply
    946,038.36x = 1,305,536.85 × 516,327.60
  4. Step 4: Simplify right side
    946,038.36x = 674,084,708,472.06
  5. Step 5: Solve for x
    x = 674,084,708,472.06/946,038.36
  6. Step 6: Final answer
    x = 712,534.22

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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.