Home / 899,403.01-1,240,777.48-536,615.94

Finding the Fourth Proportional to 899,403.01, 1,240,777.48 and 536,615.94

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Solution

The fourth proportional to 899,403.01, 1,240,777.48 and 536,615.94 is: 740,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,403.01 : 1,240,777.48 = 536,615.94 : x
  2. Step 2: Convert to fraction form
    899,403.01/1,240,777.48 = 536,615.94/x
  3. Step 3: Cross multiply
    899,403.01x = 1,240,777.48 × 536,615.94
  4. Step 4: Simplify right side
    899,403.01x = 665,820,967,557.14
  5. Step 5: Solve for x
    x = 665,820,967,557.14/899,403.01
  6. Step 6: Final answer
    x = 740,292.13

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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.