Home / 938,296.81-1,294,818.10-556,096.69

Finding the Fourth Proportional to 938,296.81, 1,294,818.10 and 556,096.69

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Solution

The fourth proportional to 938,296.81, 1,294,818.10 and 556,096.69 is: 767,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,296.81 : 1,294,818.10 = 556,096.69 : x
  2. Step 2: Convert to fraction form
    938,296.81/1,294,818.10 = 556,096.69/x
  3. Step 3: Cross multiply
    938,296.81x = 1,294,818.10 × 556,096.69
  4. Step 4: Simplify right side
    938,296.81x = 720,044,059,562.09
  5. Step 5: Solve for x
    x = 720,044,059,562.09/938,296.81
  6. Step 6: Final answer
    x = 767,394.76

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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.