Home / 452,749.58-624,534.25-282,688.46

Finding the Fourth Proportional to 452,749.58, 624,534.25 and 282,688.46

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Solution

The fourth proportional to 452,749.58, 624,534.25 and 282,688.46 is: 389,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,749.58 : 624,534.25 = 282,688.46 : x
  2. Step 2: Convert to fraction form
    452,749.58/624,534.25 = 282,688.46/x
  3. Step 3: Cross multiply
    452,749.58x = 624,534.25 × 282,688.46
  4. Step 4: Simplify right side
    452,749.58x = 176,548,622,635.90
  5. Step 5: Solve for x
    x = 176,548,622,635.90/452,749.58
  6. Step 6: Final answer
    x = 389,947.63

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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.