Home / 971,469.90-1,340,595.66-535,904.67

Finding the Fourth Proportional to 971,469.90, 1,340,595.66 and 535,904.67

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Solution

The fourth proportional to 971,469.90, 1,340,595.66 and 535,904.67 is: 739,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,469.90 : 1,340,595.66 = 535,904.67 : x
  2. Step 2: Convert to fraction form
    971,469.90/1,340,595.66 = 535,904.67/x
  3. Step 3: Cross multiply
    971,469.90x = 1,340,595.66 × 535,904.67
  4. Step 4: Simplify right side
    971,469.90x = 718,431,474,775.73
  5. Step 5: Solve for x
    x = 718,431,474,775.73/971,469.90
  6. Step 6: Final answer
    x = 739,530.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.