Home / 953,963.80-1,316,594.46-615,416.92

Finding the Fourth Proportional to 953,963.80, 1,316,594.46 and 615,416.92

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Solution

The fourth proportional to 953,963.80, 1,316,594.46 and 615,416.92 is: 849,355.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,963.80 : 1,316,594.46 = 615,416.92 : x
  2. Step 2: Convert to fraction form
    953,963.80/1,316,594.46 = 615,416.92/x
  3. Step 3: Cross multiply
    953,963.80x = 1,316,594.46 × 615,416.92
  4. Step 4: Simplify right side
    953,963.80x = 810,254,507,462.26
  5. Step 5: Solve for x
    x = 810,254,507,462.26/953,963.80
  6. Step 6: Final answer
    x = 849,355.61

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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.