Home / 453,870.06-626,335.35-249,916.70

Finding the Fourth Proportional to 453,870.06, 626,335.35 and 249,916.70

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Solution

The fourth proportional to 453,870.06, 626,335.35 and 249,916.70 is: 344,882.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,870.06 : 626,335.35 = 249,916.70 : x
  2. Step 2: Convert to fraction form
    453,870.06/626,335.35 = 249,916.70/x
  3. Step 3: Cross multiply
    453,870.06x = 626,335.35 × 249,916.70
  4. Step 4: Simplify right side
    453,870.06x = 156,531,663,765.35
  5. Step 5: Solve for x
    x = 156,531,663,765.35/453,870.06
  6. Step 6: Final answer
    x = 344,882.11

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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.