Home / 435,987.60-601,657.47-245,033.34

Finding the Fourth Proportional to 435,987.60, 601,657.47 and 245,033.34

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Solution

The fourth proportional to 435,987.60, 601,657.47 and 245,033.34 is: 338,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,987.60 : 601,657.47 = 245,033.34 : x
  2. Step 2: Convert to fraction form
    435,987.60/601,657.47 = 245,033.34/x
  3. Step 3: Cross multiply
    435,987.60x = 601,657.47 × 245,033.34
  4. Step 4: Simplify right side
    435,987.60x = 147,426,139,410.05
  5. Step 5: Solve for x
    x = 147,426,139,410.05/435,987.60
  6. Step 6: Final answer
    x = 338,142.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.