Home / 876,461.56-1,209,516.96-474,053.56

Finding the Fourth Proportional to 876,461.56, 1,209,516.96 and 474,053.56

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Solution

The fourth proportional to 876,461.56, 1,209,516.96 and 474,053.56 is: 654,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,461.56 : 1,209,516.96 = 474,053.56 : x
  2. Step 2: Convert to fraction form
    876,461.56/1,209,516.96 = 474,053.56/x
  3. Step 3: Cross multiply
    876,461.56x = 1,209,516.96 × 474,053.56
  4. Step 4: Simplify right side
    876,461.56x = 573,375,820,768.38
  5. Step 5: Solve for x
    x = 573,375,820,768.38/876,461.56
  6. Step 6: Final answer
    x = 654,193.92

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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.