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Finding the Fourth Proportional to 536,228.40, 804,925.80 and 300,032.40

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Solution

The fourth proportional to 536,228.40, 804,925.80 and 300,032.40 is: 450,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,228.40 : 804,925.80 = 300,032.40 : x
  2. Step 2: Convert to fraction form
    536,228.40/804,925.80 = 300,032.40/x
  3. Step 3: Cross multiply
    536,228.40x = 804,925.80 × 300,032.40
  4. Step 4: Simplify right side
    536,228.40x = 241,503,819,595.92
  5. Step 5: Solve for x
    x = 241,503,819,595.92/536,228.40
  6. Step 6: Final answer
    x = 450,374.91

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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.