Home / 803,527.20-1,108,864.08-440,956.96

Finding the Fourth Proportional to 803,527.20, 1,108,864.08 and 440,956.96

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Solution

The fourth proportional to 803,527.20, 1,108,864.08 and 440,956.96 is: 608,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,527.20 : 1,108,864.08 = 440,956.96 : x
  2. Step 2: Convert to fraction form
    803,527.20/1,108,864.08 = 440,956.96/x
  3. Step 3: Cross multiply
    803,527.20x = 1,108,864.08 × 440,956.96
  4. Step 4: Simplify right side
    803,527.20x = 488,961,333,770.00
  5. Step 5: Solve for x
    x = 488,961,333,770.00/803,527.20
  6. Step 6: Final answer
    x = 608,518.71

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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.