Home / 694,427.83-958,303.35-384,331.03

Finding the Fourth Proportional to 694,427.83, 958,303.35 and 384,331.03

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Solution

The fourth proportional to 694,427.83, 958,303.35 and 384,331.03 is: 530,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,427.83 : 958,303.35 = 384,331.03 : x
  2. Step 2: Convert to fraction form
    694,427.83/958,303.35 = 384,331.03/x
  3. Step 3: Cross multiply
    694,427.83x = 958,303.35 × 384,331.03
  4. Step 4: Simplify right side
    694,427.83x = 368,305,713,557.95
  5. Step 5: Solve for x
    x = 368,305,713,557.95/694,427.83
  6. Step 6: Final answer
    x = 530,372.92

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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.