Home / 738,147.06-1,018,618.00-451,667.14

Finding the Fourth Proportional to 738,147.06, 1,018,618.00 and 451,667.14

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Solution

The fourth proportional to 738,147.06, 1,018,618.00 and 451,667.14 is: 623,285.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,147.06 : 1,018,618.00 = 451,667.14 : x
  2. Step 2: Convert to fraction form
    738,147.06/1,018,618.00 = 451,667.14/x
  3. Step 3: Cross multiply
    738,147.06x = 1,018,618.00 × 451,667.14
  4. Step 4: Simplify right side
    738,147.06x = 460,076,275,136.81
  5. Step 5: Solve for x
    x = 460,076,275,136.81/738,147.06
  6. Step 6: Final answer
    x = 623,285.39

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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.