Home / 1,133,273.10-1,698,433.42-458,802.30

Finding the Fourth Proportional to 1,133,273.10, 1,698,433.42 and 458,802.30

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Solution

The fourth proportional to 1,133,273.10, 1,698,433.42 and 458,802.30 is: 687,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,273.10 : 1,698,433.42 = 458,802.30 : x
  2. Step 2: Convert to fraction form
    1,133,273.10/1,698,433.42 = 458,802.30/x
  3. Step 3: Cross multiply
    1,133,273.10x = 1,698,433.42 × 458,802.30
  4. Step 4: Simplify right side
    1,133,273.10x = 779,245,159,492.87
  5. Step 5: Solve for x
    x = 779,245,159,492.87/1,133,273.10
  6. Step 6: Final answer
    x = 687,605.80

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1.5x scale

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.