Home / 434,298.81-651,535.26-149,999.79

Finding the Fourth Proportional to 434,298.81, 651,535.26 and 149,999.79

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Solution

The fourth proportional to 434,298.81, 651,535.26 and 149,999.79 is: 225,029.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,298.81 : 651,535.26 = 149,999.79 : x
  2. Step 2: Convert to fraction form
    434,298.81/651,535.26 = 149,999.79/x
  3. Step 3: Cross multiply
    434,298.81x = 651,535.26 × 149,999.79
  4. Step 4: Simplify right side
    434,298.81x = 97,730,152,177.60
  5. Step 5: Solve for x
    x = 97,730,152,177.60/434,298.81
  6. Step 6: Final answer
    x = 225,029.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.