Home / 646,292.00-891,652.10-374,211.38

Finding the Fourth Proportional to 646,292.00, 891,652.10 and 374,211.38

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Solution

The fourth proportional to 646,292.00, 891,652.10 and 374,211.38 is: 516,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,292.00 : 891,652.10 = 374,211.38 : x
  2. Step 2: Convert to fraction form
    646,292.00/891,652.10 = 374,211.38/x
  3. Step 3: Cross multiply
    646,292.00x = 891,652.10 × 374,211.38
  4. Step 4: Simplify right side
    646,292.00x = 333,666,356,491.58
  5. Step 5: Solve for x
    x = 333,666,356,491.58/646,292.00
  6. Step 6: Final answer
    x = 516,278.03

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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.