Home / 898,730.48-1,240,255.32-496,322.48

Finding the Fourth Proportional to 898,730.48, 1,240,255.32 and 496,322.48

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Solution

The fourth proportional to 898,730.48, 1,240,255.32 and 496,322.48 is: 684,929.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,730.48 : 1,240,255.32 = 496,322.48 : x
  2. Step 2: Convert to fraction form
    898,730.48/1,240,255.32 = 496,322.48/x
  3. Step 3: Cross multiply
    898,730.48x = 1,240,255.32 × 496,322.48
  4. Step 4: Simplify right side
    898,730.48x = 615,566,596,255.59
  5. Step 5: Solve for x
    x = 615,566,596,255.59/898,730.48
  6. Step 6: Final answer
    x = 684,929.03

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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.