Home / 581,215.03-802,045.90-326,549.81

Finding the Fourth Proportional to 581,215.03, 802,045.90 and 326,549.81

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Solution

The fourth proportional to 581,215.03, 802,045.90 and 326,549.81 is: 450,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,215.03 : 802,045.90 = 326,549.81 : x
  2. Step 2: Convert to fraction form
    581,215.03/802,045.90 = 326,549.81/x
  3. Step 3: Cross multiply
    581,215.03x = 802,045.90 × 326,549.81
  4. Step 4: Simplify right side
    581,215.03x = 261,907,938,669.58
  5. Step 5: Solve for x
    x = 261,907,938,669.58/581,215.03
  6. Step 6: Final answer
    x = 450,621.42

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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.