Home / 707,901.48-1,059,356.70-441,786.60

Finding the Fourth Proportional to 707,901.48, 1,059,356.70 and 441,786.60

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Solution

The fourth proportional to 707,901.48, 1,059,356.70 and 441,786.60 is: 661,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,901.48 : 1,059,356.70 = 441,786.60 : x
  2. Step 2: Convert to fraction form
    707,901.48/1,059,356.70 = 441,786.60/x
  3. Step 3: Cross multiply
    707,901.48x = 1,059,356.70 × 441,786.60
  4. Step 4: Simplify right side
    707,901.48x = 468,009,594,680.22
  5. Step 5: Solve for x
    x = 468,009,594,680.22/707,901.48
  6. Step 6: Final answer
    x = 661,122.50

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1.5x scale

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.