Home / 288,829.22-433,107.10-168,920.87

Finding the Fourth Proportional to 288,829.22, 433,107.10 and 168,920.87

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Solution

The fourth proportional to 288,829.22, 433,107.10 and 168,920.87 is: 253,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,829.22 : 433,107.10 = 168,920.87 : x
  2. Step 2: Convert to fraction form
    288,829.22/433,107.10 = 168,920.87/x
  3. Step 3: Cross multiply
    288,829.22x = 433,107.10 × 168,920.87
  4. Step 4: Simplify right side
    288,829.22x = 73,160,828,135.18
  5. Step 5: Solve for x
    x = 73,160,828,135.18/288,829.22
  6. Step 6: Final answer
    x = 253,301.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.