Home / 904,965.72-1,249,663.29-675,123.81

Finding the Fourth Proportional to 904,965.72, 1,249,663.29 and 675,123.81

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Solution

The fourth proportional to 904,965.72, 1,249,663.29 and 675,123.81 is: 932,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,965.72 : 1,249,663.29 = 675,123.81 : x
  2. Step 2: Convert to fraction form
    904,965.72/1,249,663.29 = 675,123.81/x
  3. Step 3: Cross multiply
    904,965.72x = 1,249,663.29 × 675,123.81
  4. Step 4: Simplify right side
    904,965.72x = 843,677,445,170.91
  5. Step 5: Solve for x
    x = 843,677,445,170.91/904,965.72
  6. Step 6: Final answer
    x = 932,275.59

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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.