Home / 849,634.81-1,171,898.95-559,153.83

Finding the Fourth Proportional to 849,634.81, 1,171,898.95 and 559,153.83

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Solution

The fourth proportional to 849,634.81, 1,171,898.95 and 559,153.83 is: 771,239.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,634.81 : 1,171,898.95 = 559,153.83 : x
  2. Step 2: Convert to fraction form
    849,634.81/1,171,898.95 = 559,153.83/x
  3. Step 3: Cross multiply
    849,634.81x = 1,171,898.95 × 559,153.83
  4. Step 4: Simplify right side
    849,634.81x = 655,271,786,265.48
  5. Step 5: Solve for x
    x = 655,271,786,265.48/849,634.81
  6. Step 6: Final answer
    x = 771,239.34

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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.