Home / 1,036,640.23-1,430,679.71-577,796.70

Finding the Fourth Proportional to 1,036,640.23, 1,430,679.71 and 577,796.70

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Solution

The fourth proportional to 1,036,640.23, 1,430,679.71 and 577,796.70 is: 797,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,640.23 : 1,430,679.71 = 577,796.70 : x
  2. Step 2: Convert to fraction form
    1,036,640.23/1,430,679.71 = 577,796.70/x
  3. Step 3: Cross multiply
    1,036,640.23x = 1,430,679.71 × 577,796.70
  4. Step 4: Simplify right side
    1,036,640.23x = 826,642,015,194.96
  5. Step 5: Solve for x
    x = 826,642,015,194.96/1,036,640.23
  6. Step 6: Final answer
    x = 797,424.21

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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.