Home / 448,166.15-618,417.14-273,648.57

Finding the Fourth Proportional to 448,166.15, 618,417.14 and 273,648.57

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Solution

The fourth proportional to 448,166.15, 618,417.14 and 273,648.57 is: 377,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,166.15 : 618,417.14 = 273,648.57 : x
  2. Step 2: Convert to fraction form
    448,166.15/618,417.14 = 273,648.57/x
  3. Step 3: Cross multiply
    448,166.15x = 618,417.14 × 273,648.57
  4. Step 4: Simplify right side
    448,166.15x = 169,228,966,024.49
  5. Step 5: Solve for x
    x = 169,228,966,024.49/448,166.15
  6. Step 6: Final answer
    x = 377,603.19

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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.