Home / 906,920.10-1,360,380.15-233,000.10

Finding the Fourth Proportional to 906,920.10, 1,360,380.15 and 233,000.10

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Solution

The fourth proportional to 906,920.10, 1,360,380.15 and 233,000.10 is: 349,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,920.10 : 1,360,380.15 = 233,000.10 : x
  2. Step 2: Convert to fraction form
    906,920.10/1,360,380.15 = 233,000.10/x
  3. Step 3: Cross multiply
    906,920.10x = 1,360,380.15 × 233,000.10
  4. Step 4: Simplify right side
    906,920.10x = 316,968,710,988.02
  5. Step 5: Solve for x
    x = 316,968,710,988.02/906,920.10
  6. Step 6: Final answer
    x = 349,500.15

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Half scale
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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.