Home / 452,839.20-624,933.06-248,897.40

Finding the Fourth Proportional to 452,839.20, 624,933.06 and 248,897.40

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Solution

The fourth proportional to 452,839.20, 624,933.06 and 248,897.40 is: 343,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,839.20 : 624,933.06 = 248,897.40 : x
  2. Step 2: Convert to fraction form
    452,839.20/624,933.06 = 248,897.40/x
  3. Step 3: Cross multiply
    452,839.20x = 624,933.06 × 248,897.40
  4. Step 4: Simplify right side
    452,839.20x = 155,544,213,808.04
  5. Step 5: Solve for x
    x = 155,544,213,808.04/452,839.20
  6. Step 6: Final answer
    x = 343,486.64

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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.