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Finding the Fourth Proportional to 500,087.58, 750,319.38 and 297,800.52

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Solution

The fourth proportional to 500,087.58, 750,319.38 and 297,800.52 is: 446,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,087.58 : 750,319.38 = 297,800.52 : x
  2. Step 2: Convert to fraction form
    500,087.58/750,319.38 = 297,800.52/x
  3. Step 3: Cross multiply
    500,087.58x = 750,319.38 × 297,800.52
  4. Step 4: Simplify right side
    500,087.58x = 223,445,501,530.08
  5. Step 5: Solve for x
    x = 223,445,501,530.08/500,087.58
  6. Step 6: Final answer
    x = 446,812.74

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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.