Home / 418,219.33-577,993.35-316,212.18

Finding the Fourth Proportional to 418,219.33, 577,993.35 and 316,212.18

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Solution

The fourth proportional to 418,219.33, 577,993.35 and 316,212.18 is: 437,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,219.33 : 577,993.35 = 316,212.18 : x
  2. Step 2: Convert to fraction form
    418,219.33/577,993.35 = 316,212.18/x
  3. Step 3: Cross multiply
    418,219.33x = 577,993.35 × 316,212.18
  4. Step 4: Simplify right side
    418,219.33x = 182,768,535,204.89
  5. Step 5: Solve for x
    x = 182,768,535,204.89/418,219.33
  6. Step 6: Final answer
    x = 437,016.00

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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.