Home / 932,582.79-1,287,121.57-540,058.66

Finding the Fourth Proportional to 932,582.79, 1,287,121.57 and 540,058.66

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Solution

The fourth proportional to 932,582.79, 1,287,121.57 and 540,058.66 is: 745,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,582.79 : 1,287,121.57 = 540,058.66 : x
  2. Step 2: Convert to fraction form
    932,582.79/1,287,121.57 = 540,058.66/x
  3. Step 3: Cross multiply
    932,582.79x = 1,287,121.57 × 540,058.66
  4. Step 4: Simplify right side
    932,582.79x = 695,121,145,783.35
  5. Step 5: Solve for x
    x = 695,121,145,783.35/932,582.79
  6. Step 6: Final answer
    x = 745,372.05

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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.