Home / 830,525.55-1,245,010.73-650,511.15

Finding the Fourth Proportional to 830,525.55, 1,245,010.73 and 650,511.15

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Solution

The fourth proportional to 830,525.55, 1,245,010.73 and 650,511.15 is: 975,157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,525.55 : 1,245,010.73 = 650,511.15 : x
  2. Step 2: Convert to fraction form
    830,525.55/1,245,010.73 = 650,511.15/x
  3. Step 3: Cross multiply
    830,525.55x = 1,245,010.73 × 650,511.15
  4. Step 4: Simplify right side
    830,525.55x = 809,893,358,482.08
  5. Step 5: Solve for x
    x = 809,893,358,482.08/830,525.55
  6. Step 6: Final answer
    x = 975,157.67

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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.