Home / 858,026.61-1,184,150.25-470,916.84

Finding the Fourth Proportional to 858,026.61, 1,184,150.25 and 470,916.84

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Solution

The fourth proportional to 858,026.61, 1,184,150.25 and 470,916.84 is: 649,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,026.61 : 1,184,150.25 = 470,916.84 : x
  2. Step 2: Convert to fraction form
    858,026.61/1,184,150.25 = 470,916.84/x
  3. Step 3: Cross multiply
    858,026.61x = 1,184,150.25 × 470,916.84
  4. Step 4: Simplify right side
    858,026.61x = 557,636,293,815.21
  5. Step 5: Solve for x
    x = 557,636,293,815.21/858,026.61
  6. Step 6: Final answer
    x = 649,905.59

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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.