Home / 349,713.80-524,570.70-322,157.60

Finding the Fourth Proportional to 349,713.80, 524,570.70 and 322,157.60

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Solution

The fourth proportional to 349,713.80, 524,570.70 and 322,157.60 is: 483,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,713.80 : 524,570.70 = 322,157.60 : x
  2. Step 2: Convert to fraction form
    349,713.80/524,570.70 = 322,157.60/x
  3. Step 3: Cross multiply
    349,713.80x = 524,570.70 × 322,157.60
  4. Step 4: Simplify right side
    349,713.80x = 168,994,437,742.32
  5. Step 5: Solve for x
    x = 168,994,437,742.32/349,713.80
  6. Step 6: Final answer
    x = 483,236.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.