Home / 346,048.40-519,072.60-325,053.20

Finding the Fourth Proportional to 346,048.40, 519,072.60 and 325,053.20

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Solution

The fourth proportional to 346,048.40, 519,072.60 and 325,053.20 is: 487,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,048.40 : 519,072.60 = 325,053.20 : x
  2. Step 2: Convert to fraction form
    346,048.40/519,072.60 = 325,053.20/x
  3. Step 3: Cross multiply
    346,048.40x = 519,072.60 × 325,053.20
  4. Step 4: Simplify right side
    346,048.40x = 168,726,209,662.32
  5. Step 5: Solve for x
    x = 168,726,209,662.32/346,048.40
  6. Step 6: Final answer
    x = 487,579.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.