Home / 480,411.94-662,968.62-262,621.56

Finding the Fourth Proportional to 480,411.94, 662,968.62 and 262,621.56

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Solution

The fourth proportional to 480,411.94, 662,968.62 and 262,621.56 is: 362,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,411.94 : 662,968.62 = 262,621.56 : x
  2. Step 2: Convert to fraction form
    480,411.94/662,968.62 = 262,621.56/x
  3. Step 3: Cross multiply
    480,411.94x = 662,968.62 × 262,621.56
  4. Step 4: Simplify right side
    480,411.94x = 174,109,853,846.00
  5. Step 5: Solve for x
    x = 174,109,853,846.00/480,411.94
  6. Step 6: Final answer
    x = 362,417.84

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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.