Home / 801,823.12-1,106,476.71-439,248.89

Finding the Fourth Proportional to 801,823.12, 1,106,476.71 and 439,248.89

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Solution

The fourth proportional to 801,823.12, 1,106,476.71 and 439,248.89 is: 606,142.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,823.12 : 1,106,476.71 = 439,248.89 : x
  2. Step 2: Convert to fraction form
    801,823.12/1,106,476.71 = 439,248.89/x
  3. Step 3: Cross multiply
    801,823.12x = 1,106,476.71 × 439,248.89
  4. Step 4: Simplify right side
    801,823.12x = 486,018,667,797.36
  5. Step 5: Solve for x
    x = 486,018,667,797.36/801,823.12
  6. Step 6: Final answer
    x = 606,142.00

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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.