Home / 591,828.72-816,494.08-376,930.32

Finding the Fourth Proportional to 591,828.72, 816,494.08 and 376,930.32

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Solution

The fourth proportional to 591,828.72, 816,494.08 and 376,930.32 is: 520,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,828.72 : 816,494.08 = 376,930.32 : x
  2. Step 2: Convert to fraction form
    591,828.72/816,494.08 = 376,930.32/x
  3. Step 3: Cross multiply
    591,828.72x = 816,494.08 × 376,930.32
  4. Step 4: Simplify right side
    591,828.72x = 307,761,374,852.51
  5. Step 5: Solve for x
    x = 307,761,374,852.51/591,828.72
  6. Step 6: Final answer
    x = 520,017.64

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1.5x scale

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.