Home / 734,007.60-1,101,011.40-482,875.20

Finding the Fourth Proportional to 734,007.60, 1,101,011.40 and 482,875.20

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Solution

The fourth proportional to 734,007.60, 1,101,011.40 and 482,875.20 is: 724,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,007.60 : 1,101,011.40 = 482,875.20 : x
  2. Step 2: Convert to fraction form
    734,007.60/1,101,011.40 = 482,875.20/x
  3. Step 3: Cross multiply
    734,007.60x = 1,101,011.40 × 482,875.20
  4. Step 4: Simplify right side
    734,007.60x = 531,651,099,977.28
  5. Step 5: Solve for x
    x = 531,651,099,977.28/734,007.60
  6. Step 6: Final answer
    x = 724,312.80

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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.