Home / 434,495.64-599,628.65-243,521.36

Finding the Fourth Proportional to 434,495.64, 599,628.65 and 243,521.36

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Solution

The fourth proportional to 434,495.64, 599,628.65 and 243,521.36 is: 336,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,495.64 : 599,628.65 = 243,521.36 : x
  2. Step 2: Convert to fraction form
    434,495.64/599,628.65 = 243,521.36/x
  3. Step 3: Cross multiply
    434,495.64x = 599,628.65 × 243,521.36
  4. Step 4: Simplify right side
    434,495.64x = 146,022,380,127.21
  5. Step 5: Solve for x
    x = 146,022,380,127.21/434,495.64
  6. Step 6: Final answer
    x = 336,073.29

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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.