Home / 757,477.50-1,045,340.82-417,967.62

Finding the Fourth Proportional to 757,477.50, 1,045,340.82 and 417,967.62

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Solution

The fourth proportional to 757,477.50, 1,045,340.82 and 417,967.62 is: 576,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,477.50 : 1,045,340.82 = 417,967.62 : x
  2. Step 2: Convert to fraction form
    757,477.50/1,045,340.82 = 417,967.62/x
  3. Step 3: Cross multiply
    757,477.50x = 1,045,340.82 × 417,967.62
  4. Step 4: Simplify right side
    757,477.50x = 436,918,614,624.25
  5. Step 5: Solve for x
    x = 436,918,614,624.25/757,477.50
  6. Step 6: Final answer
    x = 576,807.38

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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.