Home / 985,192.78-1,359,565.32-532,483.78

Finding the Fourth Proportional to 985,192.78, 1,359,565.32 and 532,483.78

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Solution

The fourth proportional to 985,192.78, 1,359,565.32 and 532,483.78 is: 734,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,192.78 : 1,359,565.32 = 532,483.78 : x
  2. Step 2: Convert to fraction form
    985,192.78/1,359,565.32 = 532,483.78/x
  3. Step 3: Cross multiply
    985,192.78x = 1,359,565.32 × 532,483.78
  4. Step 4: Simplify right side
    985,192.78x = 723,946,480,750.51
  5. Step 5: Solve for x
    x = 723,946,480,750.51/985,192.78
  6. Step 6: Final answer
    x = 734,827.23

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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.