Home / 423,378.03-584,256.69-229,786.08

Finding the Fourth Proportional to 423,378.03, 584,256.69 and 229,786.08

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Solution

The fourth proportional to 423,378.03, 584,256.69 and 229,786.08 is: 317,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,378.03 : 584,256.69 = 229,786.08 : x
  2. Step 2: Convert to fraction form
    423,378.03/584,256.69 = 229,786.08/x
  3. Step 3: Cross multiply
    423,378.03x = 584,256.69 × 229,786.08
  4. Step 4: Simplify right side
    423,378.03x = 134,254,054,508.88
  5. Step 5: Solve for x
    x = 134,254,054,508.88/423,378.03
  6. Step 6: Final answer
    x = 317,102.08

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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.