Home / 898,343.70-1,348,499.70-561,764.40

Finding the Fourth Proportional to 898,343.70, 1,348,499.70 and 561,764.40

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Solution

The fourth proportional to 898,343.70, 1,348,499.70 and 561,764.40 is: 843,262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,343.70 : 1,348,499.70 = 561,764.40 : x
  2. Step 2: Convert to fraction form
    898,343.70/1,348,499.70 = 561,764.40/x
  3. Step 3: Cross multiply
    898,343.70x = 1,348,499.70 × 561,764.40
  4. Step 4: Simplify right side
    898,343.70x = 757,539,124,870.68
  5. Step 5: Solve for x
    x = 757,539,124,870.68/898,343.70
  6. Step 6: Final answer
    x = 843,262.02

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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.