Home / 955,217.10-1,318,190.13-525,497.70

Finding the Fourth Proportional to 955,217.10, 1,318,190.13 and 525,497.70

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Solution

The fourth proportional to 955,217.10, 1,318,190.13 and 525,497.70 is: 725,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,217.10 : 1,318,190.13 = 525,497.70 : x
  2. Step 2: Convert to fraction form
    955,217.10/1,318,190.13 = 525,497.70/x
  3. Step 3: Cross multiply
    955,217.10x = 1,318,190.13 × 525,497.70
  4. Step 4: Simplify right side
    955,217.10x = 692,705,881,477.70
  5. Step 5: Solve for x
    x = 692,705,881,477.70/955,217.10
  6. Step 6: Final answer
    x = 725,181.62

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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.