Home / 466,097.30-643,263.63-284,915.28

Finding the Fourth Proportional to 466,097.30, 643,263.63 and 284,915.28

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Solution

The fourth proportional to 466,097.30, 643,263.63 and 284,915.28 is: 393,213.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,097.30 : 643,263.63 = 284,915.28 : x
  2. Step 2: Convert to fraction form
    466,097.30/643,263.63 = 284,915.28/x
  3. Step 3: Cross multiply
    466,097.30x = 643,263.63 × 284,915.28
  4. Step 4: Simplify right side
    466,097.30x = 183,275,638,599.07
  5. Step 5: Solve for x
    x = 183,275,638,599.07/466,097.30
  6. Step 6: Final answer
    x = 393,213.26

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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.