Home / 705,175.82-973,159.55-382,899.50

Finding the Fourth Proportional to 705,175.82, 973,159.55 and 382,899.50

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Solution

The fourth proportional to 705,175.82, 973,159.55 and 382,899.50 is: 528,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,175.82 : 973,159.55 = 382,899.50 : x
  2. Step 2: Convert to fraction form
    705,175.82/973,159.55 = 382,899.50/x
  3. Step 3: Cross multiply
    705,175.82x = 973,159.55 × 382,899.50
  4. Step 4: Simplify right side
    705,175.82x = 372,622,298,334.93
  5. Step 5: Solve for x
    x = 372,622,298,334.93/705,175.82
  6. Step 6: Final answer
    x = 528,410.49

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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.