Home / 1,032,764.80-1,549,147.20-434,401.60

Finding the Fourth Proportional to 1,032,764.80, 1,549,147.20 and 434,401.60

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Solution

The fourth proportional to 1,032,764.80, 1,549,147.20 and 434,401.60 is: 651,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,764.80 : 1,549,147.20 = 434,401.60 : x
  2. Step 2: Convert to fraction form
    1,032,764.80/1,549,147.20 = 434,401.60/x
  3. Step 3: Cross multiply
    1,032,764.80x = 1,549,147.20 × 434,401.60
  4. Step 4: Simplify right side
    1,032,764.80x = 672,952,022,315.52
  5. Step 5: Solve for x
    x = 672,952,022,315.52/1,032,764.80
  6. Step 6: Final answer
    x = 651,602.40

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Double scale
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Similar ratio
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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.