Home / 356,529.90-534,434.91-223,503.50

Finding the Fourth Proportional to 356,529.90, 534,434.91 and 223,503.50

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Solution

The fourth proportional to 356,529.90, 534,434.91 and 223,503.50 is: 335,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,529.90 : 534,434.91 = 223,503.50 : x
  2. Step 2: Convert to fraction form
    356,529.90/534,434.91 = 223,503.50/x
  3. Step 3: Cross multiply
    356,529.90x = 534,434.91 × 223,503.50
  4. Step 4: Simplify right side
    356,529.90x = 119,448,074,662.34
  5. Step 5: Solve for x
    x = 119,448,074,662.34/356,529.90
  6. Step 6: Final answer
    x = 335,029.61

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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.