Home / 910,566.77-1,256,549.19-502,659.85

Finding the Fourth Proportional to 910,566.77, 1,256,549.19 and 502,659.85

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Solution

The fourth proportional to 910,566.77, 1,256,549.19 and 502,659.85 is: 693,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,566.77 : 1,256,549.19 = 502,659.85 : x
  2. Step 2: Convert to fraction form
    910,566.77/1,256,549.19 = 502,659.85/x
  3. Step 3: Cross multiply
    910,566.77x = 1,256,549.19 × 502,659.85
  4. Step 4: Simplify right side
    910,566.77x = 631,616,823,593.32
  5. Step 5: Solve for x
    x = 631,616,823,593.32/910,566.77
  6. Step 6: Final answer
    x = 693,652.40

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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.