Home / 514,383.48-771,569.46-181,881.72

Finding the Fourth Proportional to 514,383.48, 771,569.46 and 181,881.72

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Solution

The fourth proportional to 514,383.48, 771,569.46 and 181,881.72 is: 272,820.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,383.48 : 771,569.46 = 181,881.72 : x
  2. Step 2: Convert to fraction form
    514,383.48/771,569.46 = 181,881.72/x
  3. Step 3: Cross multiply
    514,383.48x = 771,569.46 × 181,881.72
  4. Step 4: Simplify right side
    514,383.48x = 140,334,380,484.27
  5. Step 5: Solve for x
    x = 140,334,380,484.27/514,383.48
  6. Step 6: Final answer
    x = 272,820.54

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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.