Home / 514,032.64-771,131.58-176,990.43

Finding the Fourth Proportional to 514,032.64, 771,131.58 and 176,990.43

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Solution

The fourth proportional to 514,032.64, 771,131.58 and 176,990.43 is: 265,514.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,032.64 : 771,131.58 = 176,990.43 : x
  2. Step 2: Convert to fraction form
    514,032.64/771,131.58 = 176,990.43/x
  3. Step 3: Cross multiply
    514,032.64x = 771,131.58 × 176,990.43
  4. Step 4: Simplify right side
    514,032.64x = 136,482,909,930.78
  5. Step 5: Solve for x
    x = 136,482,909,930.78/514,032.64
  6. Step 6: Final answer
    x = 265,514.09

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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.