Home / 583,834.06-805,688.67-315,562.06

Finding the Fourth Proportional to 583,834.06, 805,688.67 and 315,562.06

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Solution

The fourth proportional to 583,834.06, 805,688.67 and 315,562.06 is: 435,474.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,834.06 : 805,688.67 = 315,562.06 : x
  2. Step 2: Convert to fraction form
    583,834.06/805,688.67 = 315,562.06/x
  3. Step 3: Cross multiply
    583,834.06x = 805,688.67 × 315,562.06
  4. Step 4: Simplify right side
    583,834.06x = 254,244,776,423.86
  5. Step 5: Solve for x
    x = 254,244,776,423.86/583,834.06
  6. Step 6: Final answer
    x = 435,474.38

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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.