Home / 459,077.60-633,423.28-277,784.96

Finding the Fourth Proportional to 459,077.60, 633,423.28 and 277,784.96

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Solution

The fourth proportional to 459,077.60, 633,423.28 and 277,784.96 is: 383,280.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,077.60 : 633,423.28 = 277,784.96 : x
  2. Step 2: Convert to fraction form
    459,077.60/633,423.28 = 277,784.96/x
  3. Step 3: Cross multiply
    459,077.60x = 633,423.28 × 277,784.96
  4. Step 4: Simplify right side
    459,077.60x = 175,955,460,497.87
  5. Step 5: Solve for x
    x = 175,955,460,497.87/459,077.60
  6. Step 6: Final answer
    x = 383,280.43

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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.