Home / 758,852.04-1,047,236.94-419,342.16

Finding the Fourth Proportional to 758,852.04, 1,047,236.94 and 419,342.16

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Solution

The fourth proportional to 758,852.04, 1,047,236.94 and 419,342.16 is: 578,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,852.04 : 1,047,236.94 = 419,342.16 : x
  2. Step 2: Convert to fraction form
    758,852.04/1,047,236.94 = 419,342.16/x
  3. Step 3: Cross multiply
    758,852.04x = 1,047,236.94 × 419,342.16
  4. Step 4: Simplify right side
    758,852.04x = 439,150,600,451.39
  5. Step 5: Solve for x
    x = 439,150,600,451.39/758,852.04
  6. Step 6: Final answer
    x = 578,703.85

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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.