Home / 788,801.41-1,090,384.79-703,604.76

Finding the Fourth Proportional to 788,801.41, 1,090,384.79 and 703,604.76

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Solution

The fourth proportional to 788,801.41, 1,090,384.79 and 703,604.76 is: 972,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,801.41 : 1,090,384.79 = 703,604.76 : x
  2. Step 2: Convert to fraction form
    788,801.41/1,090,384.79 = 703,604.76/x
  3. Step 3: Cross multiply
    788,801.41x = 1,090,384.79 × 703,604.76
  4. Step 4: Simplify right side
    788,801.41x = 767,199,928,475.60
  5. Step 5: Solve for x
    x = 767,199,928,475.60/788,801.41
  6. Step 6: Final answer
    x = 972,614.80

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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.