Home / 348,462.02-481,014.35-247,017.72

Finding the Fourth Proportional to 348,462.02, 481,014.35 and 247,017.72

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Solution

The fourth proportional to 348,462.02, 481,014.35 and 247,017.72 is: 340,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,462.02 : 481,014.35 = 247,017.72 : x
  2. Step 2: Convert to fraction form
    348,462.02/481,014.35 = 247,017.72/x
  3. Step 3: Cross multiply
    348,462.02x = 481,014.35 × 247,017.72
  4. Step 4: Simplify right side
    348,462.02x = 118,819,066,813.61
  5. Step 5: Solve for x
    x = 118,819,066,813.61/348,462.02
  6. Step 6: Final answer
    x = 340,981.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.