Home / 434,695.20-652,042.80-293,690.40

Finding the Fourth Proportional to 434,695.20, 652,042.80 and 293,690.40

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Solution

The fourth proportional to 434,695.20, 652,042.80 and 293,690.40 is: 440,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,695.20 : 652,042.80 = 293,690.40 : x
  2. Step 2: Convert to fraction form
    434,695.20/652,042.80 = 293,690.40/x
  3. Step 3: Cross multiply
    434,695.20x = 652,042.80 × 293,690.40
  4. Step 4: Simplify right side
    434,695.20x = 191,498,710,749.12
  5. Step 5: Solve for x
    x = 191,498,710,749.12/434,695.20
  6. Step 6: Final answer
    x = 440,535.60

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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.