Home / 901,430.34-1,244,816.82-579,699

Finding the Fourth Proportional to 901,430.34, 1,244,816.82 and 579,699

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Solution

The fourth proportional to 901,430.34, 1,244,816.82 and 579,699 is: 800,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,430.34 : 1,244,816.82 = 579,699 : x
  2. Step 2: Convert to fraction form
    901,430.34/1,244,816.82 = 579,699/x
  3. Step 3: Cross multiply
    901,430.34x = 1,244,816.82 × 579,699
  4. Step 4: Simplify right side
    901,430.34x = 721,619,065,737.18
  5. Step 5: Solve for x
    x = 721,619,065,737.18/901,430.34
  6. Step 6: Final answer
    x = 800,526.71

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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.