Home / 864,112.32-1,296,168.60-233,026.20

Finding the Fourth Proportional to 864,112.32, 1,296,168.60 and 233,026.20

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Solution

The fourth proportional to 864,112.32, 1,296,168.60 and 233,026.20 is: 349,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,112.32 : 1,296,168.60 = 233,026.20 : x
  2. Step 2: Convert to fraction form
    864,112.32/1,296,168.60 = 233,026.20/x
  3. Step 3: Cross multiply
    864,112.32x = 1,296,168.60 × 233,026.20
  4. Step 4: Simplify right side
    864,112.32x = 302,041,243,417.32
  5. Step 5: Solve for x
    x = 302,041,243,417.32/864,112.32
  6. Step 6: Final answer
    x = 349,539.33

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Double scale
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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.