Home / 914,536.32-1,262,072.79-527,344.98

Finding the Fourth Proportional to 914,536.32, 1,262,072.79 and 527,344.98

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Solution

The fourth proportional to 914,536.32, 1,262,072.79 and 527,344.98 is: 727,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,536.32 : 1,262,072.79 = 527,344.98 : x
  2. Step 2: Convert to fraction form
    914,536.32/1,262,072.79 = 527,344.98/x
  3. Step 3: Cross multiply
    914,536.32x = 1,262,072.79 × 527,344.98
  4. Step 4: Simplify right side
    914,536.32x = 665,547,750,201.09
  5. Step 5: Solve for x
    x = 665,547,750,201.09/914,536.32
  6. Step 6: Final answer
    x = 727,743.38

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1.5x scale

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.