Home / 819,477.44-1,130,476.92-547,612.16

Finding the Fourth Proportional to 819,477.44, 1,130,476.92 and 547,612.16

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Solution

The fourth proportional to 819,477.44, 1,130,476.92 and 547,612.16 is: 755,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,477.44 : 1,130,476.92 = 547,612.16 : x
  2. Step 2: Convert to fraction form
    819,477.44/1,130,476.92 = 547,612.16/x
  3. Step 3: Cross multiply
    819,477.44x = 1,130,476.92 × 547,612.16
  4. Step 4: Simplify right side
    819,477.44x = 619,062,907,991.35
  5. Step 5: Solve for x
    x = 619,062,907,991.35/819,477.44
  6. Step 6: Final answer
    x = 755,436.18

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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.