Home / 1,019,352.60-1,529,903.70-451,607.40

Finding the Fourth Proportional to 1,019,352.60, 1,529,903.70 and 451,607.40

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Solution

The fourth proportional to 1,019,352.60, 1,529,903.70 and 451,607.40 is: 677,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,352.60 : 1,529,903.70 = 451,607.40 : x
  2. Step 2: Convert to fraction form
    1,019,352.60/1,529,903.70 = 451,607.40/x
  3. Step 3: Cross multiply
    1,019,352.60x = 1,529,903.70 × 451,607.40
  4. Step 4: Simplify right side
    1,019,352.60x = 690,915,832,207.38
  5. Step 5: Solve for x
    x = 690,915,832,207.38/1,019,352.60
  6. Step 6: Final answer
    x = 677,798.67

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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.