Home / 960,385.12-1,325,312.22-530,654.20

Finding the Fourth Proportional to 960,385.12, 1,325,312.22 and 530,654.20

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Solution

The fourth proportional to 960,385.12, 1,325,312.22 and 530,654.20 is: 732,292.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,385.12 : 1,325,312.22 = 530,654.20 : x
  2. Step 2: Convert to fraction form
    960,385.12/1,325,312.22 = 530,654.20/x
  3. Step 3: Cross multiply
    960,385.12x = 1,325,312.22 × 530,654.20
  4. Step 4: Simplify right side
    960,385.12x = 703,282,495,854.32
  5. Step 5: Solve for x
    x = 703,282,495,854.32/960,385.12
  6. Step 6: Final answer
    x = 732,292.16

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.