Home / 709,849.80-1,064,774.70-583,878.60

Finding the Fourth Proportional to 709,849.80, 1,064,774.70 and 583,878.60

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Solution

The fourth proportional to 709,849.80, 1,064,774.70 and 583,878.60 is: 875,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,849.80 : 1,064,774.70 = 583,878.60 : x
  2. Step 2: Convert to fraction form
    709,849.80/1,064,774.70 = 583,878.60/x
  3. Step 3: Cross multiply
    709,849.80x = 1,064,774.70 × 583,878.60
  4. Step 4: Simplify right side
    709,849.80x = 621,699,161,151.42
  5. Step 5: Solve for x
    x = 621,699,161,151.42/709,849.80
  6. Step 6: Final answer
    x = 875,817.90

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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.