Home / 744,336.56-1,026,747.12-468,255.36

Finding the Fourth Proportional to 744,336.56, 1,026,747.12 and 468,255.36

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Solution

The fourth proportional to 744,336.56, 1,026,747.12 and 468,255.36 is: 645,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,336.56 : 1,026,747.12 = 468,255.36 : x
  2. Step 2: Convert to fraction form
    744,336.56/1,026,747.12 = 468,255.36/x
  3. Step 3: Cross multiply
    744,336.56x = 1,026,747.12 × 468,255.36
  4. Step 4: Simplify right side
    744,336.56x = 480,779,842,304.56
  5. Step 5: Solve for x
    x = 480,779,842,304.56/744,336.56
  6. Step 6: Final answer
    x = 645,917.27

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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.