Home / 1,277,527.60-1,915,600.20-529,649.20

Finding the Fourth Proportional to 1,277,527.60, 1,915,600.20 and 529,649.20

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Solution

The fourth proportional to 1,277,527.60, 1,915,600.20 and 529,649.20 is: 794,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,527.60 : 1,915,600.20 = 529,649.20 : x
  2. Step 2: Convert to fraction form
    1,277,527.60/1,915,600.20 = 529,649.20/x
  3. Step 3: Cross multiply
    1,277,527.60x = 1,915,600.20 × 529,649.20
  4. Step 4: Simplify right side
    1,277,527.60x = 1,014,596,113,449.84
  5. Step 5: Solve for x
    x = 1,014,596,113,449.84/1,277,527.60
  6. Step 6: Final answer
    x = 794,187.24

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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.