Home / 942,036.26-1,299,341.61-578,983.46

Finding the Fourth Proportional to 942,036.26, 1,299,341.61 and 578,983.46

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Solution

The fourth proportional to 942,036.26, 1,299,341.61 and 578,983.46 is: 798,586.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,036.26 : 1,299,341.61 = 578,983.46 : x
  2. Step 2: Convert to fraction form
    942,036.26/1,299,341.61 = 578,983.46/x
  3. Step 3: Cross multiply
    942,036.26x = 1,299,341.61 × 578,983.46
  4. Step 4: Simplify right side
    942,036.26x = 752,297,301,079.77
  5. Step 5: Solve for x
    x = 752,297,301,079.77/942,036.26
  6. Step 6: Final answer
    x = 798,586.35

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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.