Home / 933,730.60-1,398,983.10-434,069.80

Finding the Fourth Proportional to 933,730.60, 1,398,983.10 and 434,069.80

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Solution

The fourth proportional to 933,730.60, 1,398,983.10 and 434,069.80 is: 650,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,730.60 : 1,398,983.10 = 434,069.80 : x
  2. Step 2: Convert to fraction form
    933,730.60/1,398,983.10 = 434,069.80/x
  3. Step 3: Cross multiply
    933,730.60x = 1,398,983.10 × 434,069.80
  4. Step 4: Simplify right side
    933,730.60x = 607,256,314,420.38
  5. Step 5: Solve for x
    x = 607,256,314,420.38/933,730.60
  6. Step 6: Final answer
    x = 650,354.95

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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.