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Finding the Fourth Proportional to 495,807.77, 684,220.01 and 269,453.27

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Solution

The fourth proportional to 495,807.77, 684,220.01 and 269,453.27 is: 371,848.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,807.77 : 684,220.01 = 269,453.27 : x
  2. Step 2: Convert to fraction form
    495,807.77/684,220.01 = 269,453.27/x
  3. Step 3: Cross multiply
    495,807.77x = 684,220.01 × 269,453.27
  4. Step 4: Simplify right side
    495,807.77x = 184,365,314,325.57
  5. Step 5: Solve for x
    x = 184,365,314,325.57/495,807.77
  6. Step 6: Final answer
    x = 371,848.38

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1.5x scale

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.