Home / 583,782.57-805,588.67-329,117.36

Finding the Fourth Proportional to 583,782.57, 805,588.67 and 329,117.36

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Solution

The fourth proportional to 583,782.57, 805,588.67 and 329,117.36 is: 454,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,782.57 : 805,588.67 = 329,117.36 : x
  2. Step 2: Convert to fraction form
    583,782.57/805,588.67 = 329,117.36/x
  3. Step 3: Cross multiply
    583,782.57x = 805,588.67 × 329,117.36
  4. Step 4: Simplify right side
    583,782.57x = 265,133,213,111.16
  5. Step 5: Solve for x
    x = 265,133,213,111.16/583,782.57
  6. Step 6: Final answer
    x = 454,164.32

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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.