Home / 984,925.20-1,477,436.40-512,533.20

Finding the Fourth Proportional to 984,925.20, 1,477,436.40 and 512,533.20

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Solution

The fourth proportional to 984,925.20, 1,477,436.40 and 512,533.20 is: 768,825.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,925.20 : 1,477,436.40 = 512,533.20 : x
  2. Step 2: Convert to fraction form
    984,925.20/1,477,436.40 = 512,533.20/x
  3. Step 3: Cross multiply
    984,925.20x = 1,477,436.40 × 512,533.20
  4. Step 4: Simplify right side
    984,925.20x = 757,235,205,888.48
  5. Step 5: Solve for x
    x = 757,235,205,888.48/984,925.20
  6. Step 6: Final answer
    x = 768,825.09

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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.