Home / 772,294.16-1,158,026.52-351,664.40

Finding the Fourth Proportional to 772,294.16, 1,158,026.52 and 351,664.40

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Solution

The fourth proportional to 772,294.16, 1,158,026.52 and 351,664.40 is: 527,307.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,294.16 : 1,158,026.52 = 351,664.40 : x
  2. Step 2: Convert to fraction form
    772,294.16/1,158,026.52 = 351,664.40/x
  3. Step 3: Cross multiply
    772,294.16x = 1,158,026.52 × 351,664.40
  4. Step 4: Simplify right side
    772,294.16x = 407,236,701,339.89
  5. Step 5: Solve for x
    x = 407,236,701,339.89/772,294.16
  6. Step 6: Final answer
    x = 527,307.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.