Home / 534,637.95-802,105.56-434,550.30

Finding the Fourth Proportional to 534,637.95, 802,105.56 and 434,550.30

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Solution

The fourth proportional to 534,637.95, 802,105.56 and 434,550.30 is: 651,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,637.95 : 802,105.56 = 434,550.30 : x
  2. Step 2: Convert to fraction form
    534,637.95/802,105.56 = 434,550.30/x
  3. Step 3: Cross multiply
    534,637.95x = 802,105.56 × 434,550.30
  4. Step 4: Simplify right side
    534,637.95x = 348,555,211,729.67
  5. Step 5: Solve for x
    x = 348,555,211,729.67/534,637.95
  6. Step 6: Final answer
    x = 651,946.26

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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.