Home / 972,083.16-1,341,443.43-530,540.82

Finding the Fourth Proportional to 972,083.16, 1,341,443.43 and 530,540.82

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Solution

The fourth proportional to 972,083.16, 1,341,443.43 and 530,540.82 is: 732,129.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,083.16 : 1,341,443.43 = 530,540.82 : x
  2. Step 2: Convert to fraction form
    972,083.16/1,341,443.43 = 530,540.82/x
  3. Step 3: Cross multiply
    972,083.16x = 1,341,443.43 × 530,540.82
  4. Step 4: Simplify right side
    972,083.16x = 711,690,497,335.81
  5. Step 5: Solve for x
    x = 711,690,497,335.81/972,083.16
  6. Step 6: Final answer
    x = 732,129.23

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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.