Home / 748,861.08-1,033,969.50-462,773.40

Finding the Fourth Proportional to 748,861.08, 1,033,969.50 and 462,773.40

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Solution

The fourth proportional to 748,861.08, 1,033,969.50 and 462,773.40 is: 638,961.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,861.08 : 1,033,969.50 = 462,773.40 : x
  2. Step 2: Convert to fraction form
    748,861.08/1,033,969.50 = 462,773.40/x
  3. Step 3: Cross multiply
    748,861.08x = 1,033,969.50 × 462,773.40
  4. Step 4: Simplify right side
    748,861.08x = 478,493,581,011.30
  5. Step 5: Solve for x
    x = 478,493,581,011.30/748,861.08
  6. Step 6: Final answer
    x = 638,961.74

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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.