Home / 434,559.20-651,838.80-293,554.40

Finding the Fourth Proportional to 434,559.20, 651,838.80 and 293,554.40

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Solution

The fourth proportional to 434,559.20, 651,838.80 and 293,554.40 is: 440,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,559.20 : 651,838.80 = 293,554.40 : x
  2. Step 2: Convert to fraction form
    434,559.20/651,838.80 = 293,554.40/x
  3. Step 3: Cross multiply
    434,559.20x = 651,838.80 × 293,554.40
  4. Step 4: Simplify right side
    434,559.20x = 191,350,147,830.72
  5. Step 5: Solve for x
    x = 191,350,147,830.72/434,559.20
  6. Step 6: Final answer
    x = 440,331.60

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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.