Home / 495,036.93-742,436.43-228,541.47

Finding the Fourth Proportional to 495,036.93, 742,436.43 and 228,541.47

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Solution

The fourth proportional to 495,036.93, 742,436.43 and 228,541.47 is: 342,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,036.93 : 742,436.43 = 228,541.47 : x
  2. Step 2: Convert to fraction form
    495,036.93/742,436.43 = 228,541.47/x
  3. Step 3: Cross multiply
    495,036.93x = 742,436.43 × 228,541.47
  4. Step 4: Simplify right side
    495,036.93x = 169,677,513,093.75
  5. Step 5: Solve for x
    x = 169,677,513,093.75/495,036.93
  6. Step 6: Final answer
    x = 342,757.28

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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.