Home / 1,036,317.65-1,554,532.16-326,401.25

Finding the Fourth Proportional to 1,036,317.65, 1,554,532.16 and 326,401.25

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Solution

The fourth proportional to 1,036,317.65, 1,554,532.16 and 326,401.25 is: 489,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,317.65 : 1,554,532.16 = 326,401.25 : x
  2. Step 2: Convert to fraction form
    1,036,317.65/1,554,532.16 = 326,401.25/x
  3. Step 3: Cross multiply
    1,036,317.65x = 1,554,532.16 × 326,401.25
  4. Step 4: Simplify right side
    1,036,317.65x = 507,401,230,784.53
  5. Step 5: Solve for x
    x = 507,401,230,784.53/1,036,317.65
  6. Step 6: Final answer
    x = 489,619.41

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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.