Home / 452,515.40-624,434.82-261,541.16

Finding the Fourth Proportional to 452,515.40, 624,434.82 and 261,541.16

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Solution

The fourth proportional to 452,515.40, 624,434.82 and 261,541.16 is: 360,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,515.40 : 624,434.82 = 261,541.16 : x
  2. Step 2: Convert to fraction form
    452,515.40/624,434.82 = 261,541.16/x
  3. Step 3: Cross multiply
    452,515.40x = 624,434.82 × 261,541.16
  4. Step 4: Simplify right side
    452,515.40x = 163,315,404,045.02
  5. Step 5: Solve for x
    x = 163,315,404,045.02/452,515.40
  6. Step 6: Final answer
    x = 360,905.74

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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.