Home / 847,000.30-1,168,862.40-465,051.70

Finding the Fourth Proportional to 847,000.30, 1,168,862.40 and 465,051.70

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Solution

The fourth proportional to 847,000.30, 1,168,862.40 and 465,051.70 is: 641,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,000.30 : 1,168,862.40 = 465,051.70 : x
  2. Step 2: Convert to fraction form
    847,000.30/1,168,862.40 = 465,051.70/x
  3. Step 3: Cross multiply
    847,000.30x = 1,168,862.40 × 465,051.70
  4. Step 4: Simplify right side
    847,000.30x = 543,581,446,186.08
  5. Step 5: Solve for x
    x = 543,581,446,186.08/847,000.30
  6. Step 6: Final answer
    x = 641,772.44

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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.