Home / 755,669.09-1,041,049.59-525,831.14

Finding the Fourth Proportional to 755,669.09, 1,041,049.59 and 525,831.14

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Solution

The fourth proportional to 755,669.09, 1,041,049.59 and 525,831.14 is: 724,412.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,669.09 : 1,041,049.59 = 525,831.14 : x
  2. Step 2: Convert to fraction form
    755,669.09/1,041,049.59 = 525,831.14/x
  3. Step 3: Cross multiply
    755,669.09x = 1,041,049.59 × 525,831.14
  4. Step 4: Simplify right side
    755,669.09x = 547,416,293,336.99
  5. Step 5: Solve for x
    x = 547,416,293,336.99/755,669.09
  6. Step 6: Final answer
    x = 724,412.71

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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.