Home / 913,255.35-1,260,426.08-525,996.32

Finding the Fourth Proportional to 913,255.35, 1,260,426.08 and 525,996.32

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Solution

The fourth proportional to 913,255.35, 1,260,426.08 and 525,996.32 is: 725,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,255.35 : 1,260,426.08 = 525,996.32 : x
  2. Step 2: Convert to fraction form
    913,255.35/1,260,426.08 = 525,996.32/x
  3. Step 3: Cross multiply
    913,255.35x = 1,260,426.08 × 525,996.32
  4. Step 4: Simplify right side
    913,255.35x = 662,979,479,712.03
  5. Step 5: Solve for x
    x = 662,979,479,712.03/913,255.35
  6. Step 6: Final answer
    x = 725,951.93

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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.