Home / 495,831.28-684,252.48-269,476.88

Finding the Fourth Proportional to 495,831.28, 684,252.48 and 269,476.88

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Solution

The fourth proportional to 495,831.28, 684,252.48 and 269,476.88 is: 371,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,831.28 : 684,252.48 = 269,476.88 : x
  2. Step 2: Convert to fraction form
    495,831.28/684,252.48 = 269,476.88/x
  3. Step 3: Cross multiply
    495,831.28x = 684,252.48 × 269,476.88
  4. Step 4: Simplify right side
    495,831.28x = 184,390,223,442.66
  5. Step 5: Solve for x
    x = 184,390,223,442.66/495,831.28
  6. Step 6: Final answer
    x = 371,880.98

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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.