Home / 450,001.36-621,001.68-246,053.32

Finding the Fourth Proportional to 450,001.36, 621,001.68 and 246,053.32

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Solution

The fourth proportional to 450,001.36, 621,001.68 and 246,053.32 is: 339,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,001.36 : 621,001.68 = 246,053.32 : x
  2. Step 2: Convert to fraction form
    450,001.36/621,001.68 = 246,053.32/x
  3. Step 3: Cross multiply
    450,001.36x = 621,001.68 × 246,053.32
  4. Step 4: Simplify right side
    450,001.36x = 152,799,525,089.58
  5. Step 5: Solve for x
    x = 152,799,525,089.58/450,001.36
  6. Step 6: Final answer
    x = 339,553.47

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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.