Home / 307,802.96-424,944.76-234,631.40

Finding the Fourth Proportional to 307,802.96, 424,944.76 and 234,631.40

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Solution

The fourth proportional to 307,802.96, 424,944.76 and 234,631.40 is: 323,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,802.96 : 424,944.76 = 234,631.40 : x
  2. Step 2: Convert to fraction form
    307,802.96/424,944.76 = 234,631.40/x
  3. Step 3: Cross multiply
    307,802.96x = 424,944.76 × 234,631.40
  4. Step 4: Simplify right side
    307,802.96x = 99,705,383,961.46
  5. Step 5: Solve for x
    x = 99,705,383,961.46/307,802.96
  6. Step 6: Final answer
    x = 323,926.01

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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.