Home / 763,586.69-1,053,688.18-441,317.66

Finding the Fourth Proportional to 763,586.69, 1,053,688.18 and 441,317.66

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Solution

The fourth proportional to 763,586.69, 1,053,688.18 and 441,317.66 is: 608,982.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,586.69 : 1,053,688.18 = 441,317.66 : x
  2. Step 2: Convert to fraction form
    763,586.69/1,053,688.18 = 441,317.66/x
  3. Step 3: Cross multiply
    763,586.69x = 1,053,688.18 × 441,317.66
  4. Step 4: Simplify right side
    763,586.69x = 465,011,199,760.67
  5. Step 5: Solve for x
    x = 465,011,199,760.67/763,586.69
  6. Step 6: Final answer
    x = 608,982.85

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Double scale
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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.