Home / 920,325.38-1,270,036.90-533,193.58

Finding the Fourth Proportional to 920,325.38, 1,270,036.90 and 533,193.58

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Solution

The fourth proportional to 920,325.38, 1,270,036.90 and 533,193.58 is: 735,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,325.38 : 1,270,036.90 = 533,193.58 : x
  2. Step 2: Convert to fraction form
    920,325.38/1,270,036.90 = 533,193.58/x
  3. Step 3: Cross multiply
    920,325.38x = 1,270,036.90 × 533,193.58
  4. Step 4: Simplify right side
    920,325.38x = 677,175,521,443.10
  5. Step 5: Solve for x
    x = 677,175,521,443.10/920,325.38
  6. Step 6: Final answer
    x = 735,800.12

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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.