Home / 830,461.05-1,244,913.98-650,446.65

Finding the Fourth Proportional to 830,461.05, 1,244,913.98 and 650,446.65

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Solution

The fourth proportional to 830,461.05, 1,244,913.98 and 650,446.65 is: 975,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,461.05 : 1,244,913.98 = 650,446.65 : x
  2. Step 2: Convert to fraction form
    830,461.05/1,244,913.98 = 650,446.65/x
  3. Step 3: Cross multiply
    830,461.05x = 1,244,913.98 × 650,446.65
  4. Step 4: Simplify right side
    830,461.05x = 809,750,124,576.93
  5. Step 5: Solve for x
    x = 809,750,124,576.93/830,461.05
  6. Step 6: Final answer
    x = 975,060.93

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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.