Home / 707,176.14-1,059,075.77-407,025.80

Finding the Fourth Proportional to 707,176.14, 1,059,075.77 and 407,025.80

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Solution

The fourth proportional to 707,176.14, 1,059,075.77 and 407,025.80 is: 609,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,176.14 : 1,059,075.77 = 407,025.80 : x
  2. Step 2: Convert to fraction form
    707,176.14/1,059,075.77 = 407,025.80/x
  3. Step 3: Cross multiply
    707,176.14x = 1,059,075.77 × 407,025.80
  4. Step 4: Simplify right side
    707,176.14x = 431,071,159,185.89
  5. Step 5: Solve for x
    x = 431,071,159,185.89/707,176.14
  6. Step 6: Final answer
    x = 609,566.89

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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.