Home / 706,942.55-1,059,075.85-417,888.80

Finding the Fourth Proportional to 706,942.55, 1,059,075.85 and 417,888.80

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Solution

The fourth proportional to 706,942.55, 1,059,075.85 and 417,888.80 is: 626,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,942.55 : 1,059,075.85 = 417,888.80 : x
  2. Step 2: Convert to fraction form
    706,942.55/1,059,075.85 = 417,888.80/x
  3. Step 3: Cross multiply
    706,942.55x = 1,059,075.85 × 417,888.80
  4. Step 4: Simplify right side
    706,942.55x = 442,575,939,235.53
  5. Step 5: Solve for x
    x = 442,575,939,235.53/706,942.55
  6. Step 6: Final answer
    x = 626,042.30

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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.