Home / 858,571.76-1,184,952.24-514,421.36

Finding the Fourth Proportional to 858,571.76, 1,184,952.24 and 514,421.36

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Solution

The fourth proportional to 858,571.76, 1,184,952.24 and 514,421.36 is: 709,975.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,571.76 : 1,184,952.24 = 514,421.36 : x
  2. Step 2: Convert to fraction form
    858,571.76/1,184,952.24 = 514,421.36/x
  3. Step 3: Cross multiply
    858,571.76x = 1,184,952.24 × 514,421.36
  4. Step 4: Simplify right side
    858,571.76x = 609,564,742,835.85
  5. Step 5: Solve for x
    x = 609,564,742,835.85/858,571.76
  6. Step 6: Final answer
    x = 709,975.30

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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.