Home / 434,683.20-652,024.80-293,678.40

Finding the Fourth Proportional to 434,683.20, 652,024.80 and 293,678.40

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Solution

The fourth proportional to 434,683.20, 652,024.80 and 293,678.40 is: 440,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,683.20 : 652,024.80 = 293,678.40 : x
  2. Step 2: Convert to fraction form
    434,683.20/652,024.80 = 293,678.40/x
  3. Step 3: Cross multiply
    434,683.20x = 652,024.80 × 293,678.40
  4. Step 4: Simplify right side
    434,683.20x = 191,485,600,024.32
  5. Step 5: Solve for x
    x = 191,485,600,024.32/434,683.20
  6. Step 6: Final answer
    x = 440,517.60

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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.