Home / 927,161.64-1,279,263.75-524,753.64

Finding the Fourth Proportional to 927,161.64, 1,279,263.75 and 524,753.64

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Solution

The fourth proportional to 927,161.64, 1,279,263.75 and 524,753.64 is: 724,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,161.64 : 1,279,263.75 = 524,753.64 : x
  2. Step 2: Convert to fraction form
    927,161.64/1,279,263.75 = 524,753.64/x
  3. Step 3: Cross multiply
    927,161.64x = 1,279,263.75 × 524,753.64
  4. Step 4: Simplify right side
    927,161.64x = 671,298,309,332.55
  5. Step 5: Solve for x
    x = 671,298,309,332.55/927,161.64
  6. Step 6: Final answer
    x = 724,035.90

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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.