Home / 935,871.39-1,291,502.51-506,151.51

Finding the Fourth Proportional to 935,871.39, 1,291,502.51 and 506,151.51

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Solution

The fourth proportional to 935,871.39, 1,291,502.51 and 506,151.51 is: 698,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,871.39 : 1,291,502.51 = 506,151.51 : x
  2. Step 2: Convert to fraction form
    935,871.39/1,291,502.51 = 506,151.51/x
  3. Step 3: Cross multiply
    935,871.39x = 1,291,502.51 × 506,151.51
  4. Step 4: Simplify right side
    935,871.39x = 653,695,945,605.29
  5. Step 5: Solve for x
    x = 653,695,945,605.29/935,871.39
  6. Step 6: Final answer
    x = 698,489.08

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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.