Home / 916,549.78-1,374,380.23-537,594.30

Finding the Fourth Proportional to 916,549.78, 1,374,380.23 and 537,594.30

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Solution

The fourth proportional to 916,549.78, 1,374,380.23 and 537,594.30 is: 806,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,549.78 : 1,374,380.23 = 537,594.30 : x
  2. Step 2: Convert to fraction form
    916,549.78/1,374,380.23 = 537,594.30/x
  3. Step 3: Cross multiply
    916,549.78x = 1,374,380.23 × 537,594.30
  4. Step 4: Simplify right side
    916,549.78x = 738,858,977,680.69
  5. Step 5: Solve for x
    x = 738,858,977,680.69/916,549.78
  6. Step 6: Final answer
    x = 806,130.77

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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.