Home / 957,748.08-1,321,701.53-528,043.62

Finding the Fourth Proportional to 957,748.08, 1,321,701.53 and 528,043.62

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Solution

The fourth proportional to 957,748.08, 1,321,701.53 and 528,043.62 is: 728,705.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,748.08 : 1,321,701.53 = 528,043.62 : x
  2. Step 2: Convert to fraction form
    957,748.08/1,321,701.53 = 528,043.62/x
  3. Step 3: Cross multiply
    957,748.08x = 1,321,701.53 × 528,043.62
  4. Step 4: Simplify right side
    957,748.08x = 697,916,060,460.74
  5. Step 5: Solve for x
    x = 697,916,060,460.74/957,748.08
  6. Step 6: Final answer
    x = 728,705.26

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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.