Home / 535,982.40-802,807.20-347,025.60

Finding the Fourth Proportional to 535,982.40, 802,807.20 and 347,025.60

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Solution

The fourth proportional to 535,982.40, 802,807.20 and 347,025.60 is: 519,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,982.40 : 802,807.20 = 347,025.60 : x
  2. Step 2: Convert to fraction form
    535,982.40/802,807.20 = 347,025.60/x
  3. Step 3: Cross multiply
    535,982.40x = 802,807.20 × 347,025.60
  4. Step 4: Simplify right side
    535,982.40x = 278,594,650,264.32
  5. Step 5: Solve for x
    x = 278,594,650,264.32/535,982.40
  6. Step 6: Final answer
    x = 519,783.21

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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.