Home / 843,543.36-1,265,462.64-544,312.56

Finding the Fourth Proportional to 843,543.36, 1,265,462.64 and 544,312.56

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Solution

The fourth proportional to 843,543.36, 1,265,462.64 and 544,312.56 is: 816,564.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,543.36 : 1,265,462.64 = 544,312.56 : x
  2. Step 2: Convert to fraction form
    843,543.36/1,265,462.64 = 544,312.56/x
  3. Step 3: Cross multiply
    843,543.36x = 1,265,462.64 × 544,312.56
  4. Step 4: Simplify right side
    843,543.36x = 688,807,209,162.76
  5. Step 5: Solve for x
    x = 688,807,209,162.76/843,543.36
  6. Step 6: Final answer
    x = 816,564.08

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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.