Home / 920,326.38-1,270,038.28-533,194.58

Finding the Fourth Proportional to 920,326.38, 1,270,038.28 and 533,194.58

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Solution

The fourth proportional to 920,326.38, 1,270,038.28 and 533,194.58 is: 735,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,326.38 : 1,270,038.28 = 533,194.58 : x
  2. Step 2: Convert to fraction form
    920,326.38/1,270,038.28 = 533,194.58/x
  3. Step 3: Cross multiply
    920,326.38x = 1,270,038.28 × 533,194.58
  4. Step 4: Simplify right side
    920,326.38x = 677,177,527,288.52
  5. Step 5: Solve for x
    x = 677,177,527,288.52/920,326.38
  6. Step 6: Final answer
    x = 735,801.50

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Double scale
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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.