Home / 803,528.03-1,108,900.60-440,964.95

Finding the Fourth Proportional to 803,528.03, 1,108,900.60 and 440,964.95

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Solution

The fourth proportional to 803,528.03, 1,108,900.60 and 440,964.95 is: 608,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,528.03 : 1,108,900.60 = 440,964.95 : x
  2. Step 2: Convert to fraction form
    803,528.03/1,108,900.60 = 440,964.95/x
  3. Step 3: Cross multiply
    803,528.03x = 1,108,900.60 × 440,964.95
  4. Step 4: Simplify right side
    803,528.03x = 488,986,297,633.97
  5. Step 5: Solve for x
    x = 488,986,297,633.97/803,528.03
  6. Step 6: Final answer
    x = 608,549.15

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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.