Home / 656,468.40-984,688.20-183,140.40

Finding the Fourth Proportional to 656,468.40, 984,688.20 and 183,140.40

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Solution

The fourth proportional to 656,468.40, 984,688.20 and 183,140.40 is: 274,706.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,468.40 : 984,688.20 = 183,140.40 : x
  2. Step 2: Convert to fraction form
    656,468.40/984,688.20 = 183,140.40/x
  3. Step 3: Cross multiply
    656,468.40x = 984,688.20 × 183,140.40
  4. Step 4: Simplify right side
    656,468.40x = 180,336,190,823.28
  5. Step 5: Solve for x
    x = 180,336,190,823.28/656,468.40
  6. Step 6: Final answer
    x = 274,706.58

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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.