Home / 933,294.90-1,400,979.15-578,709.30

Finding the Fourth Proportional to 933,294.90, 1,400,979.15 and 578,709.30

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Solution

The fourth proportional to 933,294.90, 1,400,979.15 and 578,709.30 is: 868,706.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,294.90 : 1,400,979.15 = 578,709.30 : x
  2. Step 2: Convert to fraction form
    933,294.90/1,400,979.15 = 578,709.30/x
  3. Step 3: Cross multiply
    933,294.90x = 1,400,979.15 × 578,709.30
  4. Step 4: Simplify right side
    933,294.90x = 810,759,663,211.10
  5. Step 5: Solve for x
    x = 810,759,663,211.10/933,294.90
  6. Step 6: Final answer
    x = 868,706.84

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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.