Home / 957,643.60-1,321,552.16-527,914.30

Finding the Fourth Proportional to 957,643.60, 1,321,552.16 and 527,914.30

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Solution

The fourth proportional to 957,643.60, 1,321,552.16 and 527,914.30 is: 728,523.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,643.60 : 1,321,552.16 = 527,914.30 : x
  2. Step 2: Convert to fraction form
    957,643.60/1,321,552.16 = 527,914.30/x
  3. Step 3: Cross multiply
    957,643.60x = 1,321,552.16 × 527,914.30
  4. Step 4: Simplify right side
    957,643.60x = 697,666,283,459.89
  5. Step 5: Solve for x
    x = 697,666,283,459.89/957,643.60
  6. Step 6: Final answer
    x = 728,523.93

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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.