Home / 516,836.12-713,073.48-301,821.08

Finding the Fourth Proportional to 516,836.12, 713,073.48 and 301,821.08

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Solution

The fourth proportional to 516,836.12, 713,073.48 and 301,821.08 is: 416,419.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,836.12 : 713,073.48 = 301,821.08 : x
  2. Step 2: Convert to fraction form
    516,836.12/713,073.48 = 301,821.08/x
  3. Step 3: Cross multiply
    516,836.12x = 713,073.48 × 301,821.08
  4. Step 4: Simplify right side
    516,836.12x = 215,220,607,852.96
  5. Step 5: Solve for x
    x = 215,220,607,852.96/516,836.12
  6. Step 6: Final answer
    x = 416,419.44

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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.