Home / 804,627.39-1,110,106.57-514,408.83

Finding the Fourth Proportional to 804,627.39, 1,110,106.57 and 514,408.83

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Solution

The fourth proportional to 804,627.39, 1,110,106.57 and 514,408.83 is: 709,705.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,627.39 : 1,110,106.57 = 514,408.83 : x
  2. Step 2: Convert to fraction form
    804,627.39/1,110,106.57 = 514,408.83/x
  3. Step 3: Cross multiply
    804,627.39x = 1,110,106.57 × 514,408.83
  4. Step 4: Simplify right side
    804,627.39x = 571,048,617,364.61
  5. Step 5: Solve for x
    x = 571,048,617,364.61/804,627.39
  6. Step 6: Final answer
    x = 709,705.67

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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.