Home / 805,579.04-1,208,368.49-383,575.52

Finding the Fourth Proportional to 805,579.04, 1,208,368.49 and 383,575.52

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Solution

The fourth proportional to 805,579.04, 1,208,368.49 and 383,575.52 is: 575,363.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,579.04 : 1,208,368.49 = 383,575.52 : x
  2. Step 2: Convert to fraction form
    805,579.04/1,208,368.49 = 383,575.52/x
  3. Step 3: Cross multiply
    805,579.04x = 1,208,368.49 × 383,575.52
  4. Step 4: Simplify right side
    805,579.04x = 463,500,563,943.65
  5. Step 5: Solve for x
    x = 463,500,563,943.65/805,579.04
  6. Step 6: Final answer
    x = 575,363.24

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Double scale
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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.