Home / 583,811.72-805,661.16-329,162.24

Finding the Fourth Proportional to 583,811.72, 805,661.16 and 329,162.24

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Solution

The fourth proportional to 583,811.72, 805,661.16 and 329,162.24 is: 454,244.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,811.72 : 805,661.16 = 329,162.24 : x
  2. Step 2: Convert to fraction form
    583,811.72/805,661.16 = 329,162.24/x
  3. Step 3: Cross multiply
    583,811.72x = 805,661.16 × 329,162.24
  4. Step 4: Simplify right side
    583,811.72x = 265,193,232,106.60
  5. Step 5: Solve for x
    x = 265,193,232,106.60/583,811.72
  6. Step 6: Final answer
    x = 454,244.45

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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.