Home / 434,772.39-599,985.91-243,785.79

Finding the Fourth Proportional to 434,772.39, 599,985.91 and 243,785.79

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Solution

The fourth proportional to 434,772.39, 599,985.91 and 243,785.79 is: 336,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,772.39 : 599,985.91 = 243,785.79 : x
  2. Step 2: Convert to fraction form
    434,772.39/599,985.91 = 243,785.79/x
  3. Step 3: Cross multiply
    434,772.39x = 599,985.91 × 243,785.79
  4. Step 4: Simplify right side
    434,772.39x = 146,268,039,058.22
  5. Step 5: Solve for x
    x = 146,268,039,058.22/434,772.39
  6. Step 6: Final answer
    x = 336,424.40

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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.