Home / 370,839.36-559,038.51-346,121.64

Finding the Fourth Proportional to 370,839.36, 559,038.51 and 346,121.64

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Solution

The fourth proportional to 370,839.36, 559,038.51 and 346,121.64 is: 521,776.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,839.36 : 559,038.51 = 346,121.64 : x
  2. Step 2: Convert to fraction form
    370,839.36/559,038.51 = 346,121.64/x
  3. Step 3: Cross multiply
    370,839.36x = 559,038.51 × 346,121.64
  4. Step 4: Simplify right side
    370,839.36x = 193,495,325,904.36
  5. Step 5: Solve for x
    x = 193,495,325,904.36/370,839.36
  6. Step 6: Final answer
    x = 521,776.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.