Home / 914,534.82-1,262,070.72-527,343.48

Finding the Fourth Proportional to 914,534.82, 1,262,070.72 and 527,343.48

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Solution

The fourth proportional to 914,534.82, 1,262,070.72 and 527,343.48 is: 727,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,534.82 : 1,262,070.72 = 527,343.48 : x
  2. Step 2: Convert to fraction form
    914,534.82/1,262,070.72 = 527,343.48/x
  3. Step 3: Cross multiply
    914,534.82x = 1,262,070.72 × 527,343.48
  4. Step 4: Simplify right side
    914,534.82x = 665,544,765,490.91
  5. Step 5: Solve for x
    x = 665,544,765,490.91/914,534.82
  6. Step 6: Final answer
    x = 727,741.31

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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.