Home / 447,088.44-670,928.08-210,498.76

Finding the Fourth Proportional to 447,088.44, 670,928.08 and 210,498.76

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Solution

The fourth proportional to 447,088.44, 670,928.08 and 210,498.76 is: 315,887.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,088.44 : 670,928.08 = 210,498.76 : x
  2. Step 2: Convert to fraction form
    447,088.44/670,928.08 = 210,498.76/x
  3. Step 3: Cross multiply
    447,088.44x = 670,928.08 × 210,498.76
  4. Step 4: Simplify right side
    447,088.44x = 141,229,528,889.18
  5. Step 5: Solve for x
    x = 141,229,528,889.18/447,088.44
  6. Step 6: Final answer
    x = 315,887.23

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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.