Home / 583,760.16-805,590.09-329,110.74

Finding the Fourth Proportional to 583,760.16, 805,590.09 and 329,110.74

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Solution

The fourth proportional to 583,760.16, 805,590.09 and 329,110.74 is: 454,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,760.16 : 805,590.09 = 329,110.74 : x
  2. Step 2: Convert to fraction form
    583,760.16/805,590.09 = 329,110.74/x
  3. Step 3: Cross multiply
    583,760.16x = 805,590.09 × 329,110.74
  4. Step 4: Simplify right side
    583,760.16x = 265,128,350,656.57
  5. Step 5: Solve for x
    x = 265,128,350,656.57/583,760.16
  6. Step 6: Final answer
    x = 454,173.42

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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.