Home / 684,328.80-1,025,326.80-584,018.40

Finding the Fourth Proportional to 684,328.80, 1,025,326.80 and 584,018.40

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Solution

The fourth proportional to 684,328.80, 1,025,326.80 and 584,018.40 is: 875,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,328.80 : 1,025,326.80 = 584,018.40 : x
  2. Step 2: Convert to fraction form
    684,328.80/1,025,326.80 = 584,018.40/x
  3. Step 3: Cross multiply
    684,328.80x = 1,025,326.80 × 584,018.40
  4. Step 4: Simplify right side
    684,328.80x = 598,809,717,213.12
  5. Step 5: Solve for x
    x = 598,809,717,213.12/684,328.80
  6. Step 6: Final answer
    x = 875,032.17

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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.