Home / 624,669.14-862,043.70-338,189.24

Finding the Fourth Proportional to 624,669.14, 862,043.70 and 338,189.24

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Solution

The fourth proportional to 624,669.14, 862,043.70 and 338,189.24 is: 466,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,669.14 : 862,043.70 = 338,189.24 : x
  2. Step 2: Convert to fraction form
    624,669.14/862,043.70 = 338,189.24/x
  3. Step 3: Cross multiply
    624,669.14x = 862,043.70 × 338,189.24
  4. Step 4: Simplify right side
    624,669.14x = 291,533,903,749.79
  5. Step 5: Solve for x
    x = 291,533,903,749.79/624,669.14
  6. Step 6: Final answer
    x = 466,701.31

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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.