Home / 533,736.00-736,482.94-318,830.45

Finding the Fourth Proportional to 533,736.00, 736,482.94 and 318,830.45

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Solution

The fourth proportional to 533,736.00, 736,482.94 and 318,830.45 is: 439,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,736.00 : 736,482.94 = 318,830.45 : x
  2. Step 2: Convert to fraction form
    533,736.00/736,482.94 = 318,830.45/x
  3. Step 3: Cross multiply
    533,736.00x = 736,482.94 × 318,830.45
  4. Step 4: Simplify right side
    533,736.00x = 234,813,186,655.46
  5. Step 5: Solve for x
    x = 234,813,186,655.46/533,736.00
  6. Step 6: Final answer
    x = 439,942.57

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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.