Home / 549,523.37-758,337.80-307,808.24

Finding the Fourth Proportional to 549,523.37, 758,337.80 and 307,808.24

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Solution

The fourth proportional to 549,523.37, 758,337.80 and 307,808.24 is: 424,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,523.37 : 758,337.80 = 307,808.24 : x
  2. Step 2: Convert to fraction form
    549,523.37/758,337.80 = 307,808.24/x
  3. Step 3: Cross multiply
    549,523.37x = 758,337.80 × 307,808.24
  4. Step 4: Simplify right side
    549,523.37x = 233,422,618,212.74
  5. Step 5: Solve for x
    x = 233,422,618,212.74/549,523.37
  6. Step 6: Final answer
    x = 424,772.87

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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.