Home / 453,669.80-626,123.94-260,153.24

Finding the Fourth Proportional to 453,669.80, 626,123.94 and 260,153.24

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Solution

The fourth proportional to 453,669.80, 626,123.94 and 260,153.24 is: 359,045.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,669.80 : 626,123.94 = 260,153.24 : x
  2. Step 2: Convert to fraction form
    453,669.80/626,123.94 = 260,153.24/x
  3. Step 3: Cross multiply
    453,669.80x = 626,123.94 × 260,153.24
  4. Step 4: Simplify right side
    453,669.80x = 162,888,171,632.57
  5. Step 5: Solve for x
    x = 162,888,171,632.57/453,669.80
  6. Step 6: Final answer
    x = 359,045.66

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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.