Home / 957,488.36-1,321,273.86-527,744.84

Finding the Fourth Proportional to 957,488.36, 1,321,273.86 and 527,744.84

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Solution

The fourth proportional to 957,488.36, 1,321,273.86 and 527,744.84 is: 728,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,488.36 : 1,321,273.86 = 527,744.84 : x
  2. Step 2: Convert to fraction form
    957,488.36/1,321,273.86 = 527,744.84/x
  3. Step 3: Cross multiply
    957,488.36x = 1,321,273.86 × 527,744.84
  4. Step 4: Simplify right side
    957,488.36x = 697,295,461,841.88
  5. Step 5: Solve for x
    x = 697,295,461,841.88/957,488.36
  6. Step 6: Final answer
    x = 728,254.77

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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.