Home / 894,773.80-1,340,411.10-538,730.20

Finding the Fourth Proportional to 894,773.80, 1,340,411.10 and 538,730.20

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Solution

The fourth proportional to 894,773.80, 1,340,411.10 and 538,730.20 is: 807,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,773.80 : 1,340,411.10 = 538,730.20 : x
  2. Step 2: Convert to fraction form
    894,773.80/1,340,411.10 = 538,730.20/x
  3. Step 3: Cross multiply
    894,773.80x = 1,340,411.10 × 538,730.20
  4. Step 4: Simplify right side
    894,773.80x = 722,119,939,985.22
  5. Step 5: Solve for x
    x = 722,119,939,985.22/894,773.80
  6. Step 6: Final answer
    x = 807,041.89

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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.