Home / 318,536.86-439,580.93-175,296.91

Finding the Fourth Proportional to 318,536.86, 439,580.93 and 175,296.91

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Solution

The fourth proportional to 318,536.86, 439,580.93 and 175,296.91 is: 241,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,536.86 : 439,580.93 = 175,296.91 : x
  2. Step 2: Convert to fraction form
    318,536.86/439,580.93 = 175,296.91/x
  3. Step 3: Cross multiply
    318,536.86x = 439,580.93 × 175,296.91
  4. Step 4: Simplify right side
    318,536.86x = 77,057,178,723.93
  5. Step 5: Solve for x
    x = 77,057,178,723.93/318,536.86
  6. Step 6: Final answer
    x = 241,909.77

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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.