Home / 784,235.80-1,176,329.40-223,270.30

Finding the Fourth Proportional to 784,235.80, 1,176,329.40 and 223,270.30

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Solution

The fourth proportional to 784,235.80, 1,176,329.40 and 223,270.30 is: 334,898.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,235.80 : 1,176,329.40 = 223,270.30 : x
  2. Step 2: Convert to fraction form
    784,235.80/1,176,329.40 = 223,270.30/x
  3. Step 3: Cross multiply
    784,235.80x = 1,176,329.40 × 223,270.30
  4. Step 4: Simplify right side
    784,235.80x = 262,639,418,036.82
  5. Step 5: Solve for x
    x = 262,639,418,036.82/784,235.80
  6. Step 6: Final answer
    x = 334,898.53

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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.