Home / 462,021.21-637,582.50-258,075.18

Finding the Fourth Proportional to 462,021.21, 637,582.50 and 258,075.18

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Solution

The fourth proportional to 462,021.21, 637,582.50 and 258,075.18 is: 356,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,021.21 : 637,582.50 = 258,075.18 : x
  2. Step 2: Convert to fraction form
    462,021.21/637,582.50 = 258,075.18/x
  3. Step 3: Cross multiply
    462,021.21x = 637,582.50 × 258,075.18
  4. Step 4: Simplify right side
    462,021.21x = 164,544,218,452.35
  5. Step 5: Solve for x
    x = 164,544,218,452.35/462,021.21
  6. Step 6: Final answer
    x = 356,139.97

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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.