Home / 932,190.66-1,286,521.81-569,826.63

Finding the Fourth Proportional to 932,190.66, 1,286,521.81 and 569,826.63

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Solution

The fourth proportional to 932,190.66, 1,286,521.81 and 569,826.63 is: 786,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,190.66 : 1,286,521.81 = 569,826.63 : x
  2. Step 2: Convert to fraction form
    932,190.66/1,286,521.81 = 569,826.63/x
  3. Step 3: Cross multiply
    932,190.66x = 1,286,521.81 × 569,826.63
  4. Step 4: Simplify right side
    932,190.66x = 733,094,385,989.23
  5. Step 5: Solve for x
    x = 733,094,385,989.23/932,190.66
  6. Step 6: Final answer
    x = 786,421.08

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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.