Home / 695,222.08-959,406.40-377,270.08

Finding the Fourth Proportional to 695,222.08, 959,406.40 and 377,270.08

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Solution

The fourth proportional to 695,222.08, 959,406.40 and 377,270.08 is: 520,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,222.08 : 959,406.40 = 377,270.08 : x
  2. Step 2: Convert to fraction form
    695,222.08/959,406.40 = 377,270.08/x
  3. Step 3: Cross multiply
    695,222.08x = 959,406.40 × 377,270.08
  4. Step 4: Simplify right side
    695,222.08x = 361,955,329,280.51
  5. Step 5: Solve for x
    x = 361,955,329,280.51/695,222.08
  6. Step 6: Final answer
    x = 520,632.67

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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.