Home / 903,429.99-1,355,081.60-423,763.04

Finding the Fourth Proportional to 903,429.99, 1,355,081.60 and 423,763.04

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Solution

The fourth proportional to 903,429.99, 1,355,081.60 and 423,763.04 is: 635,614.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,429.99 : 1,355,081.60 = 423,763.04 : x
  2. Step 2: Convert to fraction form
    903,429.99/1,355,081.60 = 423,763.04/x
  3. Step 3: Cross multiply
    903,429.99x = 1,355,081.60 × 423,763.04
  4. Step 4: Simplify right side
    903,429.99x = 574,233,502,711.18
  5. Step 5: Solve for x
    x = 574,233,502,711.18/903,429.99
  6. Step 6: Final answer
    x = 635,614.83

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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.