Home / 725,541.36-1,088,424.72-370,363.20

Finding the Fourth Proportional to 725,541.36, 1,088,424.72 and 370,363.20

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Solution

The fourth proportional to 725,541.36, 1,088,424.72 and 370,363.20 is: 555,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,541.36 : 1,088,424.72 = 370,363.20 : x
  2. Step 2: Convert to fraction form
    725,541.36/1,088,424.72 = 370,363.20/x
  3. Step 3: Cross multiply
    725,541.36x = 1,088,424.72 × 370,363.20
  4. Step 4: Simplify right side
    725,541.36x = 403,112,462,258.30
  5. Step 5: Solve for x
    x = 403,112,462,258.30/725,541.36
  6. Step 6: Final answer
    x = 555,602.32

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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.