Home / 957,554.96-1,321,365.84-527,838.80

Finding the Fourth Proportional to 957,554.96, 1,321,365.84 and 527,838.80

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Solution

The fourth proportional to 957,554.96, 1,321,365.84 and 527,838.80 is: 728,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,554.96 : 1,321,365.84 = 527,838.80 : x
  2. Step 2: Convert to fraction form
    957,554.96/1,321,365.84 = 527,838.80/x
  3. Step 3: Cross multiply
    957,554.96x = 1,321,365.84 × 527,838.80
  4. Step 4: Simplify right side
    957,554.96x = 697,468,159,346.59
  5. Step 5: Solve for x
    x = 697,468,159,346.59/957,554.96
  6. Step 6: Final answer
    x = 728,384.47

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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.