Home / 424,316.56-585,556.05-243,087.16

Finding the Fourth Proportional to 424,316.56, 585,556.05 and 243,087.16

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Solution

The fourth proportional to 424,316.56, 585,556.05 and 243,087.16 is: 335,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,316.56 : 585,556.05 = 243,087.16 : x
  2. Step 2: Convert to fraction form
    424,316.56/585,556.05 = 243,087.16/x
  3. Step 3: Cross multiply
    424,316.56x = 585,556.05 × 243,087.16
  4. Step 4: Simplify right side
    424,316.56x = 142,341,157,215.32
  5. Step 5: Solve for x
    x = 142,341,157,215.32/424,316.56
  6. Step 6: Final answer
    x = 335,459.82

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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.