Home / 452,839.20-624,918.60-248,890.07

Finding the Fourth Proportional to 452,839.20, 624,918.60 and 248,890.07

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Solution

The fourth proportional to 452,839.20, 624,918.60 and 248,890.07 is: 343,468.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,839.20 : 624,918.60 = 248,890.07 : x
  2. Step 2: Convert to fraction form
    452,839.20/624,918.60 = 248,890.07/x
  3. Step 3: Cross multiply
    452,839.20x = 624,918.60 × 248,890.07
  4. Step 4: Simplify right side
    452,839.20x = 155,536,030,973.71
  5. Step 5: Solve for x
    x = 155,536,030,973.71/452,839.20
  6. Step 6: Final answer
    x = 343,468.57

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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.