Home / 742,533.35-1,024,695.77-403,001.60

Finding the Fourth Proportional to 742,533.35, 1,024,695.77 and 403,001.60

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Solution

The fourth proportional to 742,533.35, 1,024,695.77 and 403,001.60 is: 556,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,533.35 : 1,024,695.77 = 403,001.60 : x
  2. Step 2: Convert to fraction form
    742,533.35/1,024,695.77 = 403,001.60/x
  3. Step 3: Cross multiply
    742,533.35x = 1,024,695.77 × 403,001.60
  4. Step 4: Simplify right side
    742,533.35x = 412,954,027,684.75
  5. Step 5: Solve for x
    x = 412,954,027,684.75/742,533.35
  6. Step 6: Final answer
    x = 556,142.06

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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.