Home / 283,409.18-391,075.75-174,496.22

Finding the Fourth Proportional to 283,409.18, 391,075.75 and 174,496.22

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Solution

The fourth proportional to 283,409.18, 391,075.75 and 174,496.22 is: 240,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,409.18 : 391,075.75 = 174,496.22 : x
  2. Step 2: Convert to fraction form
    283,409.18/391,075.75 = 174,496.22/x
  3. Step 3: Cross multiply
    283,409.18x = 391,075.75 × 174,496.22
  4. Step 4: Simplify right side
    283,409.18x = 68,241,241,056.20
  5. Step 5: Solve for x
    x = 68,241,241,056.20/283,409.18
  6. Step 6: Final answer
    x = 240,786.98

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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.