Home / 592,569.10-817,742.73-320,641.81

Finding the Fourth Proportional to 592,569.10, 817,742.73 and 320,641.81

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Solution

The fourth proportional to 592,569.10, 817,742.73 and 320,641.81 is: 442,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,569.10 : 817,742.73 = 320,641.81 : x
  2. Step 2: Convert to fraction form
    592,569.10/817,742.73 = 320,641.81/x
  3. Step 3: Cross multiply
    592,569.10x = 817,742.73 × 320,641.81
  4. Step 4: Simplify right side
    592,569.10x = 262,202,509,061.54
  5. Step 5: Solve for x
    x = 262,202,509,061.54/592,569.10
  6. Step 6: Final answer
    x = 442,484.28

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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.