Home / 798,981.06-1,102,587.28-436,405.16

Finding the Fourth Proportional to 798,981.06, 1,102,587.28 and 436,405.16

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Solution

The fourth proportional to 798,981.06, 1,102,587.28 and 436,405.16 is: 602,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,981.06 : 1,102,587.28 = 436,405.16 : x
  2. Step 2: Convert to fraction form
    798,981.06/1,102,587.28 = 436,405.16/x
  3. Step 3: Cross multiply
    798,981.06x = 1,102,587.28 × 436,405.16
  4. Step 4: Simplify right side
    798,981.06x = 481,174,778,342.37
  5. Step 5: Solve for x
    x = 481,174,778,342.37/798,981.06
  6. Step 6: Final answer
    x = 602,235.53

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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.