Home / 945,719.40-1,305,092.34-606,187.38

Finding the Fourth Proportional to 945,719.40, 1,305,092.34 and 606,187.38

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Solution

The fourth proportional to 945,719.40, 1,305,092.34 and 606,187.38 is: 836,538.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,719.40 : 1,305,092.34 = 606,187.38 : x
  2. Step 2: Convert to fraction form
    945,719.40/1,305,092.34 = 606,187.38/x
  3. Step 3: Cross multiply
    945,719.40x = 1,305,092.34 × 606,187.38
  4. Step 4: Simplify right side
    945,719.40x = 791,130,506,242.67
  5. Step 5: Solve for x
    x = 791,130,506,242.67/945,719.40
  6. Step 6: Final answer
    x = 836,538.31

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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.