Home / 913,256.35-1,260,427.46-525,997.32

Finding the Fourth Proportional to 913,256.35, 1,260,427.46 and 525,997.32

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Solution

The fourth proportional to 913,256.35, 1,260,427.46 and 525,997.32 is: 725,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,256.35 : 1,260,427.46 = 525,997.32 : x
  2. Step 2: Convert to fraction form
    913,256.35/1,260,427.46 = 525,997.32/x
  3. Step 3: Cross multiply
    913,256.35x = 1,260,427.46 × 525,997.32
  4. Step 4: Simplify right side
    913,256.35x = 662,981,466,014.41
  5. Step 5: Solve for x
    x = 662,981,466,014.41/913,256.35
  6. Step 6: Final answer
    x = 725,953.31

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Double scale
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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.