Home / 1,170,157.60-1,755,106.80-328,794.40

Finding the Fourth Proportional to 1,170,157.60, 1,755,106.80 and 328,794.40

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Solution

The fourth proportional to 1,170,157.60, 1,755,106.80 and 328,794.40 is: 493,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,157.60 : 1,755,106.80 = 328,794.40 : x
  2. Step 2: Convert to fraction form
    1,170,157.60/1,755,106.80 = 328,794.40/x
  3. Step 3: Cross multiply
    1,170,157.60x = 1,755,106.80 × 328,794.40
  4. Step 4: Simplify right side
    1,170,157.60x = 577,069,287,241.92
  5. Step 5: Solve for x
    x = 577,069,287,241.92/1,170,157.60
  6. Step 6: Final answer
    x = 493,155.18

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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.