Home / 859,457.04-1,186,050.24-477,519.36

Finding the Fourth Proportional to 859,457.04, 1,186,050.24 and 477,519.36

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Solution

The fourth proportional to 859,457.04, 1,186,050.24 and 477,519.36 is: 658,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,457.04 : 1,186,050.24 = 477,519.36 : x
  2. Step 2: Convert to fraction form
    859,457.04/1,186,050.24 = 477,519.36/x
  3. Step 3: Cross multiply
    859,457.04x = 1,186,050.24 × 477,519.36
  4. Step 4: Simplify right side
    859,457.04x = 566,361,951,532.65
  5. Step 5: Solve for x
    x = 566,361,951,532.65/859,457.04
  6. Step 6: Final answer
    x = 658,976.45

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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.