Home / 453,877.20-626,354.64-249,935.36

Finding the Fourth Proportional to 453,877.20, 626,354.64 and 249,935.36

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Solution

The fourth proportional to 453,877.20, 626,354.64 and 249,935.36 is: 344,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,877.20 : 626,354.64 = 249,935.36 : x
  2. Step 2: Convert to fraction form
    453,877.20/626,354.64 = 249,935.36/x
  3. Step 3: Cross multiply
    453,877.20x = 626,354.64 × 249,935.36
  4. Step 4: Simplify right side
    453,877.20x = 156,548,169,304.30
  5. Step 5: Solve for x
    x = 156,548,169,304.30/453,877.20
  6. Step 6: Final answer
    x = 344,913.05

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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.