Home / 626,530.08-864,612.30-340,050.24

Finding the Fourth Proportional to 626,530.08, 864,612.30 and 340,050.24

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Solution

The fourth proportional to 626,530.08, 864,612.30 and 340,050.24 is: 469,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,530.08 : 864,612.30 = 340,050.24 : x
  2. Step 2: Convert to fraction form
    626,530.08/864,612.30 = 340,050.24/x
  3. Step 3: Cross multiply
    626,530.08x = 864,612.30 × 340,050.24
  4. Step 4: Simplify right side
    626,530.08x = 294,011,620,121.95
  5. Step 5: Solve for x
    x = 294,011,620,121.95/626,530.08
  6. Step 6: Final answer
    x = 469,269.76

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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.