Home / 425,032.67-586,569.63-243,743.15

Finding the Fourth Proportional to 425,032.67, 586,569.63 and 243,743.15

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Solution

The fourth proportional to 425,032.67, 586,569.63 and 243,743.15 is: 336,379.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,032.67 : 586,569.63 = 243,743.15 : x
  2. Step 2: Convert to fraction form
    425,032.67/586,569.63 = 243,743.15/x
  3. Step 3: Cross multiply
    425,032.67x = 586,569.63 × 243,743.15
  4. Step 4: Simplify right side
    425,032.67x = 142,972,326,377.69
  5. Step 5: Solve for x
    x = 142,972,326,377.69/425,032.67
  6. Step 6: Final answer
    x = 336,379.62

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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.