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Finding the Fourth Proportional to 586,380.24, 808,495.56 and 495,576

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Solution

The fourth proportional to 586,380.24, 808,495.56 and 495,576 is: 683,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,380.24 : 808,495.56 = 495,576 : x
  2. Step 2: Convert to fraction form
    586,380.24/808,495.56 = 495,576/x
  3. Step 3: Cross multiply
    586,380.24x = 808,495.56 × 495,576
  4. Step 4: Simplify right side
    586,380.24x = 400,670,995,642.56
  5. Step 5: Solve for x
    x = 400,670,995,642.56/586,380.24
  6. Step 6: Final answer
    x = 683,295.53

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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.