Home / 803,526.72-1,108,592.22-459,115.56

Finding the Fourth Proportional to 803,526.72, 1,108,592.22 and 459,115.56

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Solution

The fourth proportional to 803,526.72, 1,108,592.22 and 459,115.56 is: 633,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,526.72 : 1,108,592.22 = 459,115.56 : x
  2. Step 2: Convert to fraction form
    803,526.72/1,108,592.22 = 459,115.56/x
  3. Step 3: Cross multiply
    803,526.72x = 1,108,592.22 × 459,115.56
  4. Step 4: Simplify right side
    803,526.72x = 508,971,937,896.94
  5. Step 5: Solve for x
    x = 508,971,937,896.94/803,526.72
  6. Step 6: Final answer
    x = 633,422.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.