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Finding the Fourth Proportional to 566,113.78, 780,905.28 and 362,090.26

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Solution

The fourth proportional to 566,113.78, 780,905.28 and 362,090.26 is: 499,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,113.78 : 780,905.28 = 362,090.26 : x
  2. Step 2: Convert to fraction form
    566,113.78/780,905.28 = 362,090.26/x
  3. Step 3: Cross multiply
    566,113.78x = 780,905.28 × 362,090.26
  4. Step 4: Simplify right side
    566,113.78x = 282,758,195,870.57
  5. Step 5: Solve for x
    x = 282,758,195,870.57/566,113.78
  6. Step 6: Final answer
    x = 499,472.38

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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.