Home / 462,130.80-637,717.68-258,141.24

Finding the Fourth Proportional to 462,130.80, 637,717.68 and 258,141.24

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Solution

The fourth proportional to 462,130.80, 637,717.68 and 258,141.24 is: 356,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,130.80 : 637,717.68 = 258,141.24 : x
  2. Step 2: Convert to fraction form
    462,130.80/637,717.68 = 258,141.24/x
  3. Step 3: Cross multiply
    462,130.80x = 637,717.68 × 258,141.24
  4. Step 4: Simplify right side
    462,130.80x = 164,621,232,685.12
  5. Step 5: Solve for x
    x = 164,621,232,685.12/462,130.80
  6. Step 6: Final answer
    x = 356,222.16

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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.