Home / 434,542.16-599,666.28-243,555.54

Finding the Fourth Proportional to 434,542.16, 599,666.28 and 243,555.54

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Solution

The fourth proportional to 434,542.16, 599,666.28 and 243,555.54 is: 336,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,542.16 : 599,666.28 = 243,555.54 : x
  2. Step 2: Convert to fraction form
    434,542.16/599,666.28 = 243,555.54/x
  3. Step 3: Cross multiply
    434,542.16x = 599,666.28 × 243,555.54
  4. Step 4: Simplify right side
    434,542.16x = 146,052,044,645.19
  5. Step 5: Solve for x
    x = 146,052,044,645.19/434,542.16
  6. Step 6: Final answer
    x = 336,105.58

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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.