Home / 806,525.50-1,112,438.30-530,795.52

Finding the Fourth Proportional to 806,525.50, 1,112,438.30 and 530,795.52

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Solution

The fourth proportional to 806,525.50, 1,112,438.30 and 530,795.52 is: 732,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,525.50 : 1,112,438.30 = 530,795.52 : x
  2. Step 2: Convert to fraction form
    806,525.50/1,112,438.30 = 530,795.52/x
  3. Step 3: Cross multiply
    806,525.50x = 1,112,438.30 × 530,795.52
  4. Step 4: Simplify right side
    806,525.50x = 590,477,271,415.05
  5. Step 5: Solve for x
    x = 590,477,271,415.05/806,525.50
  6. Step 6: Final answer
    x = 732,124.74

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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.