Home / 545,945.63-753,190.16-364,775.90

Finding the Fourth Proportional to 545,945.63, 753,190.16 and 364,775.90

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Solution

The fourth proportional to 545,945.63, 753,190.16 and 364,775.90 is: 503,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,945.63 : 753,190.16 = 364,775.90 : x
  2. Step 2: Convert to fraction form
    545,945.63/753,190.16 = 364,775.90/x
  3. Step 3: Cross multiply
    545,945.63x = 753,190.16 × 364,775.90
  4. Step 4: Simplify right side
    545,945.63x = 274,745,612,895.31
  5. Step 5: Solve for x
    x = 274,745,612,895.31/545,945.63
  6. Step 6: Final answer
    x = 503,247.21

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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.