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Finding the Fourth Proportional to 564,278.40, 846,417.60 and 164,903.04

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Solution

The fourth proportional to 564,278.40, 846,417.60 and 164,903.04 is: 247,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,278.40 : 846,417.60 = 164,903.04 : x
  2. Step 2: Convert to fraction form
    564,278.40/846,417.60 = 164,903.04/x
  3. Step 3: Cross multiply
    564,278.40x = 846,417.60 × 164,903.04
  4. Step 4: Simplify right side
    564,278.40x = 139,576,835,349.50
  5. Step 5: Solve for x
    x = 139,576,835,349.50/564,278.40
  6. Step 6: Final answer
    x = 247,354.56

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.