Home / 853,527.23-1,177,853.81-466,334.34

Finding the Fourth Proportional to 853,527.23, 1,177,853.81 and 466,334.34

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Solution

The fourth proportional to 853,527.23, 1,177,853.81 and 466,334.34 is: 643,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,527.23 : 1,177,853.81 = 466,334.34 : x
  2. Step 2: Convert to fraction form
    853,527.23/1,177,853.81 = 466,334.34/x
  3. Step 3: Cross multiply
    853,527.23x = 1,177,853.81 × 466,334.34
  4. Step 4: Simplify right side
    853,527.23x = 549,273,679,102.84
  5. Step 5: Solve for x
    x = 549,273,679,102.84/853,527.23
  6. Step 6: Final answer
    x = 643,533.87

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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.