Home / 459,042.09-633,437.73-255,080.10

Finding the Fourth Proportional to 459,042.09, 633,437.73 and 255,080.10

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Solution

The fourth proportional to 459,042.09, 633,437.73 and 255,080.10 is: 351,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,042.09 : 633,437.73 = 255,080.10 : x
  2. Step 2: Convert to fraction form
    459,042.09/633,437.73 = 255,080.10/x
  3. Step 3: Cross multiply
    459,042.09x = 633,437.73 × 255,080.10
  4. Step 4: Simplify right side
    459,042.09x = 161,577,359,512.17
  5. Step 5: Solve for x
    x = 161,577,359,512.17/459,042.09
  6. Step 6: Final answer
    x = 351,988.11

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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.