Home / 842,330.95-1,162,399.61-460,360.46

Finding the Fourth Proportional to 842,330.95, 1,162,399.61 and 460,360.46

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Solution

The fourth proportional to 842,330.95, 1,162,399.61 and 460,360.46 is: 635,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,330.95 : 1,162,399.61 = 460,360.46 : x
  2. Step 2: Convert to fraction form
    842,330.95/1,162,399.61 = 460,360.46/x
  3. Step 3: Cross multiply
    842,330.95x = 1,162,399.61 × 460,360.46
  4. Step 4: Simplify right side
    842,330.95x = 535,122,823,220.32
  5. Step 5: Solve for x
    x = 535,122,823,220.32/842,330.95
  6. Step 6: Final answer
    x = 635,288.10

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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.