Home / 655,890.60-983,836.32-506,349.36

Finding the Fourth Proportional to 655,890.60, 983,836.32 and 506,349.36

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Solution

The fourth proportional to 655,890.60, 983,836.32 and 506,349.36 is: 759,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,890.60 : 983,836.32 = 506,349.36 : x
  2. Step 2: Convert to fraction form
    655,890.60/983,836.32 = 506,349.36/x
  3. Step 3: Cross multiply
    655,890.60x = 983,836.32 × 506,349.36
  4. Step 4: Simplify right side
    655,890.60x = 498,164,890,976.76
  5. Step 5: Solve for x
    x = 498,164,890,976.76/655,890.60
  6. Step 6: Final answer
    x = 759,524.36

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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.