Home / 757,880.24-1,045,626.35-540,123.22

Finding the Fourth Proportional to 757,880.24, 1,045,626.35 and 540,123.22

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Solution

The fourth proportional to 757,880.24, 1,045,626.35 and 540,123.22 is: 745,193.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,880.24 : 1,045,626.35 = 540,123.22 : x
  2. Step 2: Convert to fraction form
    757,880.24/1,045,626.35 = 540,123.22/x
  3. Step 3: Cross multiply
    757,880.24x = 1,045,626.35 × 540,123.22
  4. Step 4: Simplify right side
    757,880.24x = 564,767,071,078.85
  5. Step 5: Solve for x
    x = 564,767,071,078.85/757,880.24
  6. Step 6: Final answer
    x = 745,193.03

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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.