Home / 891,769.90-1,337,654.85-572,905.30

Finding the Fourth Proportional to 891,769.90, 1,337,654.85 and 572,905.30

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Solution

The fourth proportional to 891,769.90, 1,337,654.85 and 572,905.30 is: 859,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,769.90 : 1,337,654.85 = 572,905.30 : x
  2. Step 2: Convert to fraction form
    891,769.90/1,337,654.85 = 572,905.30/x
  3. Step 3: Cross multiply
    891,769.90x = 1,337,654.85 × 572,905.30
  4. Step 4: Simplify right side
    891,769.90x = 766,349,553,135.71
  5. Step 5: Solve for x
    x = 766,349,553,135.71/891,769.90
  6. Step 6: Final answer
    x = 859,357.95

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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.