Home / 447,026.13-616,892.69-243,077.18

Finding the Fourth Proportional to 447,026.13, 616,892.69 and 243,077.18

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Solution

The fourth proportional to 447,026.13, 616,892.69 and 243,077.18 is: 335,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,026.13 : 616,892.69 = 243,077.18 : x
  2. Step 2: Convert to fraction form
    447,026.13/616,892.69 = 243,077.18/x
  3. Step 3: Cross multiply
    447,026.13x = 616,892.69 × 243,077.18
  4. Step 4: Simplify right side
    447,026.13x = 149,952,532,971.04
  5. Step 5: Solve for x
    x = 149,952,532,971.04/447,026.13
  6. Step 6: Final answer
    x = 335,444.67

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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.