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Finding the Fourth Proportional to 500,499.60, 750,790.98 and 163,533.12

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Solution

The fourth proportional to 500,499.60, 750,790.98 and 163,533.12 is: 245,313.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,499.60 : 750,790.98 = 163,533.12 : x
  2. Step 2: Convert to fraction form
    500,499.60/750,790.98 = 163,533.12/x
  3. Step 3: Cross multiply
    500,499.60x = 750,790.98 × 163,533.12
  4. Step 4: Simplify right side
    500,499.60x = 122,779,191,427.26
  5. Step 5: Solve for x
    x = 122,779,191,427.26/500,499.60
  6. Step 6: Final answer
    x = 245,313.27

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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.