Home / 700,274.20-1,050,411.30-434,553.70

Finding the Fourth Proportional to 700,274.20, 1,050,411.30 and 434,553.70

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Solution

The fourth proportional to 700,274.20, 1,050,411.30 and 434,553.70 is: 651,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,274.20 : 1,050,411.30 = 434,553.70 : x
  2. Step 2: Convert to fraction form
    700,274.20/1,050,411.30 = 434,553.70/x
  3. Step 3: Cross multiply
    700,274.20x = 1,050,411.30 × 434,553.70
  4. Step 4: Simplify right side
    700,274.20x = 456,460,116,936.81
  5. Step 5: Solve for x
    x = 456,460,116,936.81/700,274.20
  6. Step 6: Final answer
    x = 651,830.55

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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.