Home / 916,214.46-1,264,435.75-529,046.20

Finding the Fourth Proportional to 916,214.46, 1,264,435.75 and 529,046.20

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Solution

The fourth proportional to 916,214.46, 1,264,435.75 and 529,046.20 is: 730,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,214.46 : 1,264,435.75 = 529,046.20 : x
  2. Step 2: Convert to fraction form
    916,214.46/1,264,435.75 = 529,046.20/x
  3. Step 3: Cross multiply
    916,214.46x = 1,264,435.75 × 529,046.20
  4. Step 4: Simplify right side
    916,214.46x = 668,944,930,923.50
  5. Step 5: Solve for x
    x = 668,944,930,923.50/916,214.46
  6. Step 6: Final answer
    x = 730,118.29

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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.