Home / 436,301.28-653,783.90-293,617.60

Finding the Fourth Proportional to 436,301.28, 653,783.90 and 293,617.60

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Solution

The fourth proportional to 436,301.28, 653,783.90 and 293,617.60 is: 439,976.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,301.28 : 653,783.90 = 293,617.60 : x
  2. Step 2: Convert to fraction form
    436,301.28/653,783.90 = 293,617.60/x
  3. Step 3: Cross multiply
    436,301.28x = 653,783.90 × 293,617.60
  4. Step 4: Simplify right side
    436,301.28x = 191,962,459,636.64
  5. Step 5: Solve for x
    x = 191,962,459,636.64/436,301.28
  6. Step 6: Final answer
    x = 439,976.84

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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.