Home / 362,378.04-500,001.18-219,135.08

Finding the Fourth Proportional to 362,378.04, 500,001.18 and 219,135.08

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Solution

The fourth proportional to 362,378.04, 500,001.18 and 219,135.08 is: 302,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,378.04 : 500,001.18 = 219,135.08 : x
  2. Step 2: Convert to fraction form
    362,378.04/500,001.18 = 219,135.08/x
  3. Step 3: Cross multiply
    362,378.04x = 500,001.18 × 219,135.08
  4. Step 4: Simplify right side
    362,378.04x = 109,567,798,579.39
  5. Step 5: Solve for x
    x = 109,567,798,579.39/362,378.04
  6. Step 6: Final answer
    x = 302,357.72

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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.