Home / 1,132,566.56-1,698,866.04-291,119.12

Finding the Fourth Proportional to 1,132,566.56, 1,698,866.04 and 291,119.12

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Solution

The fourth proportional to 1,132,566.56, 1,698,866.04 and 291,119.12 is: 436,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,566.56 : 1,698,866.04 = 291,119.12 : x
  2. Step 2: Convert to fraction form
    1,132,566.56/1,698,866.04 = 291,119.12/x
  3. Step 3: Cross multiply
    1,132,566.56x = 1,698,866.04 × 291,119.12
  4. Step 4: Simplify right side
    1,132,566.56x = 494,572,386,562.69
  5. Step 5: Solve for x
    x = 494,572,386,562.69/1,132,566.56
  6. Step 6: Final answer
    x = 436,682.84

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Double scale
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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.