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Finding the Fourth Proportional to 446,177.50, 670,501.41 and 435,361.79

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Solution

The fourth proportional to 446,177.50, 670,501.41 and 435,361.79 is: 654,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,177.50 : 670,501.41 = 435,361.79 : x
  2. Step 2: Convert to fraction form
    446,177.50/670,501.41 = 435,361.79/x
  3. Step 3: Cross multiply
    446,177.50x = 670,501.41 × 435,361.79
  4. Step 4: Simplify right side
    446,177.50x = 291,910,688,525.81
  5. Step 5: Solve for x
    x = 291,910,688,525.81/446,177.50
  6. Step 6: Final answer
    x = 654,247.90

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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.