Home / 764,281.82-1,054,686.03-437,583.98

Finding the Fourth Proportional to 764,281.82, 1,054,686.03 and 437,583.98

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Solution

The fourth proportional to 764,281.82, 1,054,686.03 and 437,583.98 is: 603,852.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,281.82 : 1,054,686.03 = 437,583.98 : x
  2. Step 2: Convert to fraction form
    764,281.82/1,054,686.03 = 437,583.98/x
  3. Step 3: Cross multiply
    764,281.82x = 1,054,686.03 × 437,583.98
  4. Step 4: Simplify right side
    764,281.82x = 461,513,710,657.80
  5. Step 5: Solve for x
    x = 461,513,710,657.80/764,281.82
  6. Step 6: Final answer
    x = 603,852.79

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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.