Home / 739,806.16-1,020,936-417,529.84

Finding the Fourth Proportional to 739,806.16, 1,020,936 and 417,529.84

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Solution

The fourth proportional to 739,806.16, 1,020,936 and 417,529.84 is: 576,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,806.16 : 1,020,936 = 417,529.84 : x
  2. Step 2: Convert to fraction form
    739,806.16/1,020,936 = 417,529.84/x
  3. Step 3: Cross multiply
    739,806.16x = 1,020,936 × 417,529.84
  4. Step 4: Simplify right side
    739,806.16x = 426,271,244,730.24
  5. Step 5: Solve for x
    x = 426,271,244,730.24/739,806.16
  6. Step 6: Final answer
    x = 576,193.15

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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.