Home / 684,929.32-945,151.14-383,065

Finding the Fourth Proportional to 684,929.32, 945,151.14 and 383,065

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Solution

The fourth proportional to 684,929.32, 945,151.14 and 383,065 is: 528,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,929.32 : 945,151.14 = 383,065 : x
  2. Step 2: Convert to fraction form
    684,929.32/945,151.14 = 383,065/x
  3. Step 3: Cross multiply
    684,929.32x = 945,151.14 × 383,065
  4. Step 4: Simplify right side
    684,929.32x = 362,054,321,444.10
  5. Step 5: Solve for x
    x = 362,054,321,444.10/684,929.32
  6. Step 6: Final answer
    x = 528,601.00

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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.