Home / 434,400.93-599,489.51-243,407.25

Finding the Fourth Proportional to 434,400.93, 599,489.51 and 243,407.25

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Solution

The fourth proportional to 434,400.93, 599,489.51 and 243,407.25 is: 335,911.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,400.93 : 599,489.51 = 243,407.25 : x
  2. Step 2: Convert to fraction form
    434,400.93/599,489.51 = 243,407.25/x
  3. Step 3: Cross multiply
    434,400.93x = 599,489.51 × 243,407.25
  4. Step 4: Simplify right side
    434,400.93x = 145,920,091,815.91
  5. Step 5: Solve for x
    x = 145,920,091,815.91/434,400.93
  6. Step 6: Final answer
    x = 335,911.09

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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.