Home / 777,900.80-1,166,839.59-474,384.14

Finding the Fourth Proportional to 777,900.80, 1,166,839.59 and 474,384.14

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Solution

The fourth proportional to 777,900.80, 1,166,839.59 and 474,384.14 is: 711,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,900.80 : 1,166,839.59 = 474,384.14 : x
  2. Step 2: Convert to fraction form
    777,900.80/1,166,839.59 = 474,384.14/x
  3. Step 3: Cross multiply
    777,900.80x = 1,166,839.59 × 474,384.14
  4. Step 4: Simplify right side
    777,900.80x = 553,530,189,585.91
  5. Step 5: Solve for x
    x = 553,530,189,585.91/777,900.80
  6. Step 6: Final answer
    x = 711,569.13

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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.