Home / 885,510.50-1,328,265.75-294,534.50

Finding the Fourth Proportional to 885,510.50, 1,328,265.75 and 294,534.50

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Solution

The fourth proportional to 885,510.50, 1,328,265.75 and 294,534.50 is: 441,801.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,510.50 : 1,328,265.75 = 294,534.50 : x
  2. Step 2: Convert to fraction form
    885,510.50/1,328,265.75 = 294,534.50/x
  3. Step 3: Cross multiply
    885,510.50x = 1,328,265.75 × 294,534.50
  4. Step 4: Simplify right side
    885,510.50x = 391,220,088,543.38
  5. Step 5: Solve for x
    x = 391,220,088,543.38/885,510.50
  6. Step 6: Final answer
    x = 441,801.75

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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.