Home / 581,835.44-802,941-436,385.36

Finding the Fourth Proportional to 581,835.44, 802,941 and 436,385.36

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Solution

The fourth proportional to 581,835.44, 802,941 and 436,385.36 is: 602,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,835.44 : 802,941 = 436,385.36 : x
  2. Step 2: Convert to fraction form
    581,835.44/802,941 = 436,385.36/x
  3. Step 3: Cross multiply
    581,835.44x = 802,941 × 436,385.36
  4. Step 4: Simplify right side
    581,835.44x = 350,391,697,343.76
  5. Step 5: Solve for x
    x = 350,391,697,343.76/581,835.44
  6. Step 6: Final answer
    x = 602,217.87

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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.