Home / 730,485.06-1,008,050.03-408,197.80

Finding the Fourth Proportional to 730,485.06, 1,008,050.03 and 408,197.80

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Solution

The fourth proportional to 730,485.06, 1,008,050.03 and 408,197.80 is: 563,302.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,485.06 : 1,008,050.03 = 408,197.80 : x
  2. Step 2: Convert to fraction form
    730,485.06/1,008,050.03 = 408,197.80/x
  3. Step 3: Cross multiply
    730,485.06x = 1,008,050.03 × 408,197.80
  4. Step 4: Simplify right side
    730,485.06x = 411,483,804,535.93
  5. Step 5: Solve for x
    x = 411,483,804,535.93/730,485.06
  6. Step 6: Final answer
    x = 563,302.15

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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.