Home / 869,151.96-1,303,737.66-571,506.12

Finding the Fourth Proportional to 869,151.96, 1,303,737.66 and 571,506.12

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Solution

The fourth proportional to 869,151.96, 1,303,737.66 and 571,506.12 is: 857,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,151.96 : 1,303,737.66 = 571,506.12 : x
  2. Step 2: Convert to fraction form
    869,151.96/1,303,737.66 = 571,506.12/x
  3. Step 3: Cross multiply
    869,151.96x = 1,303,737.66 × 571,506.12
  4. Step 4: Simplify right side
    869,151.96x = 745,094,051,564.48
  5. Step 5: Solve for x
    x = 745,094,051,564.48/869,151.96
  6. Step 6: Final answer
    x = 857,265.57

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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.