Home / 436,255.72-653,715.10-293,573.08

Finding the Fourth Proportional to 436,255.72, 653,715.10 and 293,573.08

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Solution

The fourth proportional to 436,255.72, 653,715.10 and 293,573.08 is: 439,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,255.72 : 653,715.10 = 293,573.08 : x
  2. Step 2: Convert to fraction form
    436,255.72/653,715.10 = 293,573.08/x
  3. Step 3: Cross multiply
    436,255.72x = 653,715.10 × 293,573.08
  4. Step 4: Simplify right side
    436,255.72x = 191,913,155,349.51
  5. Step 5: Solve for x
    x = 191,913,155,349.51/436,255.72
  6. Step 6: Final answer
    x = 439,909.77

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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.