Home / 535,623.37-737,741.33-399,220.18

Finding the Fourth Proportional to 535,623.37, 737,741.33 and 399,220.18

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Solution

The fourth proportional to 535,623.37, 737,741.33 and 399,220.18 is: 549,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,623.37 : 737,741.33 = 399,220.18 : x
  2. Step 2: Convert to fraction form
    535,623.37/737,741.33 = 399,220.18/x
  3. Step 3: Cross multiply
    535,623.37x = 737,741.33 × 399,220.18
  4. Step 4: Simplify right side
    535,623.37x = 294,521,224,559.94
  5. Step 5: Solve for x
    x = 294,521,224,559.94/535,623.37
  6. Step 6: Final answer
    x = 549,866.27

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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.