Home / 318,316.23-439,269.75-175,073.94

Finding the Fourth Proportional to 318,316.23, 439,269.75 and 175,073.94

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Solution

The fourth proportional to 318,316.23, 439,269.75 and 175,073.94 is: 241,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,316.23 : 439,269.75 = 175,073.94 : x
  2. Step 2: Convert to fraction form
    318,316.23/439,269.75 = 175,073.94/x
  3. Step 3: Cross multiply
    318,316.23x = 439,269.75 × 175,073.94
  4. Step 4: Simplify right side
    318,316.23x = 76,904,685,855.32
  5. Step 5: Solve for x
    x = 76,904,685,855.32/318,316.23
  6. Step 6: Final answer
    x = 241,598.38

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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.