Home / 736,287.28-1,016,579.76-563,900.64

Finding the Fourth Proportional to 736,287.28, 1,016,579.76 and 563,900.64

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Solution

The fourth proportional to 736,287.28, 1,016,579.76 and 563,900.64 is: 778,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,287.28 : 1,016,579.76 = 563,900.64 : x
  2. Step 2: Convert to fraction form
    736,287.28/1,016,579.76 = 563,900.64/x
  3. Step 3: Cross multiply
    736,287.28x = 1,016,579.76 × 563,900.64
  4. Step 4: Simplify right side
    736,287.28x = 573,249,977,275.05
  5. Step 5: Solve for x
    x = 573,249,977,275.05/736,287.28
  6. Step 6: Final answer
    x = 778,568.36

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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.