Home / 730,482.06-1,008,045.89-408,194.80

Finding the Fourth Proportional to 730,482.06, 1,008,045.89 and 408,194.80

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Solution

The fourth proportional to 730,482.06, 1,008,045.89 and 408,194.80 is: 563,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,482.06 : 1,008,045.89 = 408,194.80 : x
  2. Step 2: Convert to fraction form
    730,482.06/1,008,045.89 = 408,194.80/x
  3. Step 3: Cross multiply
    730,482.06x = 1,008,045.89 × 408,194.80
  4. Step 4: Simplify right side
    730,482.06x = 411,479,090,459.37
  5. Step 5: Solve for x
    x = 411,479,090,459.37/730,482.06
  6. Step 6: Final answer
    x = 563,298.01

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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.