Home / 607,512.40-911,268.60-575,035.45

Finding the Fourth Proportional to 607,512.40, 911,268.60 and 575,035.45

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Solution

The fourth proportional to 607,512.40, 911,268.60 and 575,035.45 is: 862,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,512.40 : 911,268.60 = 575,035.45 : x
  2. Step 2: Convert to fraction form
    607,512.40/911,268.60 = 575,035.45/x
  3. Step 3: Cross multiply
    607,512.40x = 911,268.60 × 575,035.45
  4. Step 4: Simplify right side
    607,512.40x = 524,011,749,471.87
  5. Step 5: Solve for x
    x = 524,011,749,471.87/607,512.40
  6. Step 6: Final answer
    x = 862,553.18

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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.