Home / 656,554.40-984,831.60-539,914.40

Finding the Fourth Proportional to 656,554.40, 984,831.60 and 539,914.40

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Solution

The fourth proportional to 656,554.40, 984,831.60 and 539,914.40 is: 809,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,554.40 : 984,831.60 = 539,914.40 : x
  2. Step 2: Convert to fraction form
    656,554.40/984,831.60 = 539,914.40/x
  3. Step 3: Cross multiply
    656,554.40x = 984,831.60 × 539,914.40
  4. Step 4: Simplify right side
    656,554.40x = 531,724,762,415.04
  5. Step 5: Solve for x
    x = 531,724,762,415.04/656,554.40
  6. Step 6: Final answer
    x = 809,871.60

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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.