Home / 910,667.59-1,256,723.13-502,770.22

Finding the Fourth Proportional to 910,667.59, 1,256,723.13 and 502,770.22

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Solution

The fourth proportional to 910,667.59, 1,256,723.13 and 502,770.22 is: 693,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,667.59 : 1,256,723.13 = 502,770.22 : x
  2. Step 2: Convert to fraction form
    910,667.59/1,256,723.13 = 502,770.22/x
  3. Step 3: Cross multiply
    910,667.59x = 1,256,723.13 × 502,770.22
  4. Step 4: Simplify right side
    910,667.59x = 631,842,964,549.19
  5. Step 5: Solve for x
    x = 631,842,964,549.19/910,667.59
  6. Step 6: Final answer
    x = 693,823.93

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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.