Home / 749,359.01-1,034,114.69-405,194.11

Finding the Fourth Proportional to 749,359.01, 1,034,114.69 and 405,194.11

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Solution

The fourth proportional to 749,359.01, 1,034,114.69 and 405,194.11 is: 559,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,359.01 : 1,034,114.69 = 405,194.11 : x
  2. Step 2: Convert to fraction form
    749,359.01/1,034,114.69 = 405,194.11/x
  3. Step 3: Cross multiply
    749,359.01x = 1,034,114.69 × 405,194.11
  4. Step 4: Simplify right side
    749,359.01x = 419,017,184,264.60
  5. Step 5: Solve for x
    x = 419,017,184,264.60/749,359.01
  6. Step 6: Final answer
    x = 559,167.48

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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.