Home / 495,042.75-742,445.19-228,547.23

Finding the Fourth Proportional to 495,042.75, 742,445.19 and 228,547.23

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Solution

The fourth proportional to 495,042.75, 742,445.19 and 228,547.23 is: 342,765.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,042.75 : 742,445.19 = 228,547.23 : x
  2. Step 2: Convert to fraction form
    495,042.75/742,445.19 = 228,547.23/x
  3. Step 3: Cross multiply
    495,042.75x = 742,445.19 × 228,547.23
  4. Step 4: Simplify right side
    495,042.75x = 169,683,791,601.32
  5. Step 5: Solve for x
    x = 169,683,791,601.32/495,042.75
  6. Step 6: Final answer
    x = 342,765.94

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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.