Home / 928,671.43-1,392,776.45-524,041.27

Finding the Fourth Proportional to 928,671.43, 1,392,776.45 and 524,041.27

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Solution

The fourth proportional to 928,671.43, 1,392,776.45 and 524,041.27 is: 785,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,671.43 : 1,392,776.45 = 524,041.27 : x
  2. Step 2: Convert to fraction form
    928,671.43/1,392,776.45 = 524,041.27/x
  3. Step 3: Cross multiply
    928,671.43x = 1,392,776.45 × 524,041.27
  4. Step 4: Simplify right side
    928,671.43x = 729,872,337,990.42
  5. Step 5: Solve for x
    x = 729,872,337,990.42/928,671.43
  6. Step 6: Final answer
    x = 785,931.72

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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.