Home / 867,480.93-1,197,111.30-480,259.22

Finding the Fourth Proportional to 867,480.93, 1,197,111.30 and 480,259.22

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Solution

The fourth proportional to 867,480.93, 1,197,111.30 and 480,259.22 is: 662,750.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,480.93 : 1,197,111.30 = 480,259.22 : x
  2. Step 2: Convert to fraction form
    867,480.93/1,197,111.30 = 480,259.22/x
  3. Step 3: Cross multiply
    867,480.93x = 1,197,111.30 × 480,259.22
  4. Step 4: Simplify right side
    867,480.93x = 574,923,733,205.63
  5. Step 5: Solve for x
    x = 574,923,733,205.63/867,480.93
  6. Step 6: Final answer
    x = 662,750.86

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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.