Home / 357,749.47-493,586.49-214,457.23

Finding the Fourth Proportional to 357,749.47, 493,586.49 and 214,457.23

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Solution

The fourth proportional to 357,749.47, 493,586.49 and 214,457.23 is: 295,886.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,749.47 : 493,586.49 = 214,457.23 : x
  2. Step 2: Convert to fraction form
    357,749.47/493,586.49 = 214,457.23/x
  3. Step 3: Cross multiply
    357,749.47x = 493,586.49 × 214,457.23
  4. Step 4: Simplify right side
    357,749.47x = 105,853,191,410.82
  5. Step 5: Solve for x
    x = 105,853,191,410.82/357,749.47
  6. Step 6: Final answer
    x = 295,886.37

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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.