Home / 976,899.80-1,465,349.70-598,986.20

Finding the Fourth Proportional to 976,899.80, 1,465,349.70 and 598,986.20

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Solution

The fourth proportional to 976,899.80, 1,465,349.70 and 598,986.20 is: 898,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,899.80 : 1,465,349.70 = 598,986.20 : x
  2. Step 2: Convert to fraction form
    976,899.80/1,465,349.70 = 598,986.20/x
  3. Step 3: Cross multiply
    976,899.80x = 1,465,349.70 × 598,986.20
  4. Step 4: Simplify right side
    976,899.80x = 877,724,248,474.14
  5. Step 5: Solve for x
    x = 877,724,248,474.14/976,899.80
  6. Step 6: Final answer
    x = 898,479.30

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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.