Home / 849,635.81-1,171,900.33-559,154.83

Finding the Fourth Proportional to 849,635.81, 1,171,900.33 and 559,154.83

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Solution

The fourth proportional to 849,635.81, 1,171,900.33 and 559,154.83 is: 771,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,635.81 : 1,171,900.33 = 559,154.83 : x
  2. Step 2: Convert to fraction form
    849,635.81/1,171,900.33 = 559,154.83/x
  3. Step 3: Cross multiply
    849,635.81x = 1,171,900.33 × 559,154.83
  4. Step 4: Simplify right side
    849,635.81x = 655,273,729,798.09
  5. Step 5: Solve for x
    x = 655,273,729,798.09/849,635.81
  6. Step 6: Final answer
    x = 771,240.72

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Double scale
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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.