Home / 448,045.35-672,068.03-199,213.35

Finding the Fourth Proportional to 448,045.35, 672,068.03 and 199,213.35

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Solution

The fourth proportional to 448,045.35, 672,068.03 and 199,213.35 is: 298,820.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,045.35 : 672,068.03 = 199,213.35 : x
  2. Step 2: Convert to fraction form
    448,045.35/672,068.03 = 199,213.35/x
  3. Step 3: Cross multiply
    448,045.35x = 672,068.03 × 199,213.35
  4. Step 4: Simplify right side
    448,045.35x = 133,884,922,688.13
  5. Step 5: Solve for x
    x = 133,884,922,688.13/448,045.35
  6. Step 6: Final answer
    x = 298,820.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.