Home / 534,637.45-802,104.81-434,549.80

Finding the Fourth Proportional to 534,637.45, 802,104.81 and 434,549.80

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Solution

The fourth proportional to 534,637.45, 802,104.81 and 434,549.80 is: 651,945.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,637.45 : 802,104.81 = 434,549.80 : x
  2. Step 2: Convert to fraction form
    534,637.45/802,104.81 = 434,549.80/x
  3. Step 3: Cross multiply
    534,637.45x = 802,104.81 × 434,549.80
  4. Step 4: Simplify right side
    534,637.45x = 348,554,484,764.54
  5. Step 5: Solve for x
    x = 348,554,484,764.54/534,637.45
  6. Step 6: Final answer
    x = 651,945.51

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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.