Home / 907,491.57-1,361,237.78-374,426.70

Finding the Fourth Proportional to 907,491.57, 1,361,237.78 and 374,426.70

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Solution

The fourth proportional to 907,491.57, 1,361,237.78 and 374,426.70 is: 561,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,491.57 : 1,361,237.78 = 374,426.70 : x
  2. Step 2: Convert to fraction form
    907,491.57/1,361,237.78 = 374,426.70/x
  3. Step 3: Cross multiply
    907,491.57x = 1,361,237.78 × 374,426.70
  4. Step 4: Simplify right side
    907,491.57x = 509,683,768,008.59
  5. Step 5: Solve for x
    x = 509,683,768,008.59/907,491.57
  6. Step 6: Final answer
    x = 561,640.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.