Home / 736,285.80-1,104,428.70-603,316.20

Finding the Fourth Proportional to 736,285.80, 1,104,428.70 and 603,316.20

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Solution

The fourth proportional to 736,285.80, 1,104,428.70 and 603,316.20 is: 904,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,285.80 : 1,104,428.70 = 603,316.20 : x
  2. Step 2: Convert to fraction form
    736,285.80/1,104,428.70 = 603,316.20/x
  3. Step 3: Cross multiply
    736,285.80x = 1,104,428.70 × 603,316.20
  4. Step 4: Simplify right side
    736,285.80x = 666,319,726,454.94
  5. Step 5: Solve for x
    x = 666,319,726,454.94/736,285.80
  6. Step 6: Final answer
    x = 904,974.30

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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.