Home / 910,566.05-1,256,573.43-502,659.14

Finding the Fourth Proportional to 910,566.05, 1,256,573.43 and 502,659.14

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Solution

The fourth proportional to 910,566.05, 1,256,573.43 and 502,659.14 is: 693,665.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,566.05 : 1,256,573.43 = 502,659.14 : x
  2. Step 2: Convert to fraction form
    910,566.05/1,256,573.43 = 502,659.14/x
  3. Step 3: Cross multiply
    910,566.05x = 1,256,573.43 × 502,659.14
  4. Step 4: Simplify right side
    910,566.05x = 631,628,113,387.78
  5. Step 5: Solve for x
    x = 631,628,113,387.78/910,566.05
  6. Step 6: Final answer
    x = 693,665.35

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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.