Home / 495,056.68-742,466.08-228,561.28

Finding the Fourth Proportional to 495,056.68, 742,466.08 and 228,561.28

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Solution

The fourth proportional to 495,056.68, 742,466.08 and 228,561.28 is: 342,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,056.68 : 742,466.08 = 228,561.28 : x
  2. Step 2: Convert to fraction form
    495,056.68/742,466.08 = 228,561.28/x
  3. Step 3: Cross multiply
    495,056.68x = 742,466.08 × 228,561.28
  4. Step 4: Simplify right side
    495,056.68x = 169,698,997,601.38
  5. Step 5: Solve for x
    x = 169,698,997,601.38/495,056.68
  6. Step 6: Final answer
    x = 342,787.01

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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.