Home / 1,181,510.80-1,771,610.10-470,735.80

Finding the Fourth Proportional to 1,181,510.80, 1,771,610.10 and 470,735.80

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Solution

The fourth proportional to 1,181,510.80, 1,771,610.10 and 470,735.80 is: 705,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,510.80 : 1,771,610.10 = 470,735.80 : x
  2. Step 2: Convert to fraction form
    1,181,510.80/1,771,610.10 = 470,735.80/x
  3. Step 3: Cross multiply
    1,181,510.80x = 1,771,610.10 × 470,735.80
  4. Step 4: Simplify right side
    1,181,510.80x = 833,960,297,711.58
  5. Step 5: Solve for x
    x = 833,960,297,711.58/1,181,510.80
  6. Step 6: Final answer
    x = 705,842.30

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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.