Home / 882,130.56-1,216,891.50-576,385.80

Finding the Fourth Proportional to 882,130.56, 1,216,891.50 and 576,385.80

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Solution

The fourth proportional to 882,130.56, 1,216,891.50 and 576,385.80 is: 795,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,130.56 : 1,216,891.50 = 576,385.80 : x
  2. Step 2: Convert to fraction form
    882,130.56/1,216,891.50 = 576,385.80/x
  3. Step 3: Cross multiply
    882,130.56x = 1,216,891.50 × 576,385.80
  4. Step 4: Simplify right side
    882,130.56x = 701,398,980,740.70
  5. Step 5: Solve for x
    x = 701,398,980,740.70/882,130.56
  6. Step 6: Final answer
    x = 795,119.24

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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.