Home / 868,058.60-1,302,087.90-572,570.60

Finding the Fourth Proportional to 868,058.60, 1,302,087.90 and 572,570.60

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Solution

The fourth proportional to 868,058.60, 1,302,087.90 and 572,570.60 is: 858,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,058.60 : 1,302,087.90 = 572,570.60 : x
  2. Step 2: Convert to fraction form
    868,058.60/1,302,087.90 = 572,570.60/x
  3. Step 3: Cross multiply
    868,058.60x = 1,302,087.90 × 572,570.60
  4. Step 4: Simplify right side
    868,058.60x = 745,537,250,155.74
  5. Step 5: Solve for x
    x = 745,537,250,155.74/868,058.60
  6. Step 6: Final answer
    x = 858,855.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.