Home / 943,513.65-1,302,035.87-535,611.93

Finding the Fourth Proportional to 943,513.65, 1,302,035.87 and 535,611.93

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Solution

The fourth proportional to 943,513.65, 1,302,035.87 and 535,611.93 is: 739,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,513.65 : 1,302,035.87 = 535,611.93 : x
  2. Step 2: Convert to fraction form
    943,513.65/1,302,035.87 = 535,611.93/x
  3. Step 3: Cross multiply
    943,513.65x = 1,302,035.87 × 535,611.93
  4. Step 4: Simplify right side
    943,513.65x = 697,385,938,749.75
  5. Step 5: Solve for x
    x = 697,385,938,749.75/943,513.65
  6. Step 6: Final answer
    x = 739,137.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.