Home / 612,973.59-919,451.13-275,776.13

Finding the Fourth Proportional to 612,973.59, 919,451.13 and 275,776.13

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Solution

The fourth proportional to 612,973.59, 919,451.13 and 275,776.13 is: 413,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,973.59 : 919,451.13 = 275,776.13 : x
  2. Step 2: Convert to fraction form
    612,973.59/919,451.13 = 275,776.13/x
  3. Step 3: Cross multiply
    612,973.59x = 919,451.13 × 275,776.13
  4. Step 4: Simplify right side
    612,973.59x = 253,562,669,758.27
  5. Step 5: Solve for x
    x = 253,562,669,758.27/612,973.59
  6. Step 6: Final answer
    x = 413,660.02

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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.