Home / 784,237.80-1,176,332.40-223,272.30

Finding the Fourth Proportional to 784,237.80, 1,176,332.40 and 223,272.30

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Solution

The fourth proportional to 784,237.80, 1,176,332.40 and 223,272.30 is: 334,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,237.80 : 1,176,332.40 = 223,272.30 : x
  2. Step 2: Convert to fraction form
    784,237.80/1,176,332.40 = 223,272.30/x
  3. Step 3: Cross multiply
    784,237.80x = 1,176,332.40 × 223,272.30
  4. Step 4: Simplify right side
    784,237.80x = 262,642,440,512.52
  5. Step 5: Solve for x
    x = 262,642,440,512.52/784,237.80
  6. Step 6: Final answer
    x = 334,901.53

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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.