Home / 1,106,726.70-1,660,090.05-545,688.30

Finding the Fourth Proportional to 1,106,726.70, 1,660,090.05 and 545,688.30

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Solution

The fourth proportional to 1,106,726.70, 1,660,090.05 and 545,688.30 is: 818,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,726.70 : 1,660,090.05 = 545,688.30 : x
  2. Step 2: Convert to fraction form
    1,106,726.70/1,660,090.05 = 545,688.30/x
  3. Step 3: Cross multiply
    1,106,726.70x = 1,660,090.05 × 545,688.30
  4. Step 4: Simplify right side
    1,106,726.70x = 905,891,717,231.42
  5. Step 5: Solve for x
    x = 905,891,717,231.42/1,106,726.70
  6. Step 6: Final answer
    x = 818,532.45

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Double scale
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Similar ratio
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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.