Home / 885,247.31-1,221,641.36-503,274.11

Finding the Fourth Proportional to 885,247.31, 1,221,641.36 and 503,274.11

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Solution

The fourth proportional to 885,247.31, 1,221,641.36 and 503,274.11 is: 694,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,247.31 : 1,221,641.36 = 503,274.11 : x
  2. Step 2: Convert to fraction form
    885,247.31/1,221,641.36 = 503,274.11/x
  3. Step 3: Cross multiply
    885,247.31x = 1,221,641.36 × 503,274.11
  4. Step 4: Simplify right side
    885,247.31x = 614,820,459,568.61
  5. Step 5: Solve for x
    x = 614,820,459,568.61/885,247.31
  6. Step 6: Final answer
    x = 694,518.31

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Double scale
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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.