Home / 970,731.35-1,456,097.03-498,339.35

Finding the Fourth Proportional to 970,731.35, 1,456,097.03 and 498,339.35

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Solution

The fourth proportional to 970,731.35, 1,456,097.03 and 498,339.35 is: 747,509.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,731.35 : 1,456,097.03 = 498,339.35 : x
  2. Step 2: Convert to fraction form
    970,731.35/1,456,097.03 = 498,339.35/x
  3. Step 3: Cross multiply
    970,731.35x = 1,456,097.03 × 498,339.35
  4. Step 4: Simplify right side
    970,731.35x = 725,630,444,975.43
  5. Step 5: Solve for x
    x = 725,630,444,975.43/970,731.35
  6. Step 6: Final answer
    x = 747,509.03

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.