Home / 704,050.40-1,055,384.40-349,119.20

Finding the Fourth Proportional to 704,050.40, 1,055,384.40 and 349,119.20

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Solution

The fourth proportional to 704,050.40, 1,055,384.40 and 349,119.20 is: 523,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,050.40 : 1,055,384.40 = 349,119.20 : x
  2. Step 2: Convert to fraction form
    704,050.40/1,055,384.40 = 349,119.20/x
  3. Step 3: Cross multiply
    704,050.40x = 1,055,384.40 × 349,119.20
  4. Step 4: Simplify right side
    704,050.40x = 368,454,957,420.48
  5. Step 5: Solve for x
    x = 368,454,957,420.48/704,050.40
  6. Step 6: Final answer
    x = 523,336.05

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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.