Home / 453,916.36-626,399.46-249,963.16

Finding the Fourth Proportional to 453,916.36, 626,399.46 and 249,963.16

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Solution

The fourth proportional to 453,916.36, 626,399.46 and 249,963.16 is: 344,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,916.36 : 626,399.46 = 249,963.16 : x
  2. Step 2: Convert to fraction form
    453,916.36/626,399.46 = 249,963.16/x
  3. Step 3: Cross multiply
    453,916.36x = 626,399.46 × 249,963.16
  4. Step 4: Simplify right side
    453,916.36x = 156,576,788,443.89
  5. Step 5: Solve for x
    x = 156,576,788,443.89/453,916.36
  6. Step 6: Final answer
    x = 344,946.34

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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.