Home / 768,032.40-1,152,048.60-235,549.20

Finding the Fourth Proportional to 768,032.40, 1,152,048.60 and 235,549.20

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Solution

The fourth proportional to 768,032.40, 1,152,048.60 and 235,549.20 is: 353,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,032.40 : 1,152,048.60 = 235,549.20 : x
  2. Step 2: Convert to fraction form
    768,032.40/1,152,048.60 = 235,549.20/x
  3. Step 3: Cross multiply
    768,032.40x = 1,152,048.60 × 235,549.20
  4. Step 4: Simplify right side
    768,032.40x = 271,364,126,091.12
  5. Step 5: Solve for x
    x = 271,364,126,091.12/768,032.40
  6. Step 6: Final answer
    x = 353,323.80

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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.