Home / 736,411.30-1,104,616.95-618,216.10

Finding the Fourth Proportional to 736,411.30, 1,104,616.95 and 618,216.10

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Solution

The fourth proportional to 736,411.30, 1,104,616.95 and 618,216.10 is: 927,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,411.30 : 1,104,616.95 = 618,216.10 : x
  2. Step 2: Convert to fraction form
    736,411.30/1,104,616.95 = 618,216.10/x
  3. Step 3: Cross multiply
    736,411.30x = 1,104,616.95 × 618,216.10
  4. Step 4: Simplify right side
    736,411.30x = 682,891,982,822.90
  5. Step 5: Solve for x
    x = 682,891,982,822.90/736,411.30
  6. Step 6: Final answer
    x = 927,324.15

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.