Home / 914,807.03-1,262,414.84-506,905.29

Finding the Fourth Proportional to 914,807.03, 1,262,414.84 and 506,905.29

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Solution

The fourth proportional to 914,807.03, 1,262,414.84 and 506,905.29 is: 699,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,807.03 : 1,262,414.84 = 506,905.29 : x
  2. Step 2: Convert to fraction form
    914,807.03/1,262,414.84 = 506,905.29/x
  3. Step 3: Cross multiply
    914,807.03x = 1,262,414.84 × 506,905.29
  4. Step 4: Simplify right side
    914,807.03x = 639,924,758,035.98
  5. Step 5: Solve for x
    x = 639,924,758,035.98/914,807.03
  6. Step 6: Final answer
    x = 699,518.85

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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.