Home / 656,531.11-906,019.82-370,051.19

Finding the Fourth Proportional to 656,531.11, 906,019.82 and 370,051.19

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Solution

The fourth proportional to 656,531.11, 906,019.82 and 370,051.19 is: 510,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,531.11 : 906,019.82 = 370,051.19 : x
  2. Step 2: Convert to fraction form
    656,531.11/906,019.82 = 370,051.19/x
  3. Step 3: Cross multiply
    656,531.11x = 906,019.82 × 370,051.19
  4. Step 4: Simplify right side
    656,531.11x = 335,273,712,554.59
  5. Step 5: Solve for x
    x = 335,273,712,554.59/656,531.11
  6. Step 6: Final answer
    x = 510,674.52

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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.