Home / 849,686.56-1,171,970.16-559,205.56

Finding the Fourth Proportional to 849,686.56, 1,171,970.16 and 559,205.56

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Solution

The fourth proportional to 849,686.56, 1,171,970.16 and 559,205.56 is: 771,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,686.56 : 1,171,970.16 = 559,205.56 : x
  2. Step 2: Convert to fraction form
    849,686.56/1,171,970.16 = 559,205.56/x
  3. Step 3: Cross multiply
    849,686.56x = 1,171,970.16 × 559,205.56
  4. Step 4: Simplify right side
    849,686.56x = 655,372,229,626.09
  5. Step 5: Solve for x
    x = 655,372,229,626.09/849,686.56
  6. Step 6: Final answer
    x = 771,310.58

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1.5x scale

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.