Home / 748,976.06-1,033,586.98-409,444.31

Finding the Fourth Proportional to 748,976.06, 1,033,586.98 and 409,444.31

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Solution

The fourth proportional to 748,976.06, 1,033,586.98 and 409,444.31 is: 565,033.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,976.06 : 1,033,586.98 = 409,444.31 : x
  2. Step 2: Convert to fraction form
    748,976.06/1,033,586.98 = 409,444.31/x
  3. Step 3: Cross multiply
    748,976.06x = 1,033,586.98 × 409,444.31
  4. Step 4: Simplify right side
    748,976.06x = 423,196,309,411.44
  5. Step 5: Solve for x
    x = 423,196,309,411.44/748,976.06
  6. Step 6: Final answer
    x = 565,033.16

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Double scale
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Similar ratio
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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.