Home / 583,434.28-805,134.54-325,308.16

Finding the Fourth Proportional to 583,434.28, 805,134.54 and 325,308.16

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Solution

The fourth proportional to 583,434.28, 805,134.54 and 325,308.16 is: 448,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,434.28 : 805,134.54 = 325,308.16 : x
  2. Step 2: Convert to fraction form
    583,434.28/805,134.54 = 325,308.16/x
  3. Step 3: Cross multiply
    583,434.28x = 805,134.54 × 325,308.16
  4. Step 4: Simplify right side
    583,434.28x = 261,916,835,759.85
  5. Step 5: Solve for x
    x = 261,916,835,759.85/583,434.28
  6. Step 6: Final answer
    x = 448,922.60

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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.