Home / 880,001.06-1,214,401.95-477,593.06

Finding the Fourth Proportional to 880,001.06, 1,214,401.95 and 477,593.06

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Solution

The fourth proportional to 880,001.06, 1,214,401.95 and 477,593.06 is: 659,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,001.06 : 1,214,401.95 = 477,593.06 : x
  2. Step 2: Convert to fraction form
    880,001.06/1,214,401.95 = 477,593.06/x
  3. Step 3: Cross multiply
    880,001.06x = 1,214,401.95 × 477,593.06
  4. Step 4: Simplify right side
    880,001.06x = 579,989,937,298.46
  5. Step 5: Solve for x
    x = 579,989,937,298.46/880,001.06
  6. Step 6: Final answer
    x = 659,078.68

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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.