Home / 758,840.06-1,047,212.98-414,690.50

Finding the Fourth Proportional to 758,840.06, 1,047,212.98 and 414,690.50

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Solution

The fourth proportional to 758,840.06, 1,047,212.98 and 414,690.50 is: 572,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,840.06 : 1,047,212.98 = 414,690.50 : x
  2. Step 2: Convert to fraction form
    758,840.06/1,047,212.98 = 414,690.50/x
  3. Step 3: Cross multiply
    758,840.06x = 1,047,212.98 × 414,690.50
  4. Step 4: Simplify right side
    758,840.06x = 434,269,275,864.00
  5. Step 5: Solve for x
    x = 434,269,275,864.00/758,840.06
  6. Step 6: Final answer
    x = 572,280.38

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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.