Home / 906,759.16-1,251,338.12-519,566.91

Finding the Fourth Proportional to 906,759.16, 1,251,338.12 and 519,566.91

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Solution

The fourth proportional to 906,759.16, 1,251,338.12 and 519,566.91 is: 717,008.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,759.16 : 1,251,338.12 = 519,566.91 : x
  2. Step 2: Convert to fraction form
    906,759.16/1,251,338.12 = 519,566.91/x
  3. Step 3: Cross multiply
    906,759.16x = 1,251,338.12 × 519,566.91
  4. Step 4: Simplify right side
    906,759.16x = 650,153,875,031.63
  5. Step 5: Solve for x
    x = 650,153,875,031.63/906,759.16
  6. Step 6: Final answer
    x = 717,008.34

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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.