Home / 842,309.64-1,162,384.49-460,336.32

Finding the Fourth Proportional to 842,309.64, 1,162,384.49 and 460,336.32

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Solution

The fourth proportional to 842,309.64, 1,162,384.49 and 460,336.32 is: 635,262.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,309.64 : 1,162,384.49 = 460,336.32 : x
  2. Step 2: Convert to fraction form
    842,309.64/1,162,384.49 = 460,336.32/x
  3. Step 3: Cross multiply
    842,309.64x = 1,162,384.49 × 460,336.32
  4. Step 4: Simplify right side
    842,309.64x = 535,087,799,702.52
  5. Step 5: Solve for x
    x = 535,087,799,702.52/842,309.64
  6. Step 6: Final answer
    x = 635,262.59

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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.