Home / 646,715.04-965,014.74-579,470.16

Finding the Fourth Proportional to 646,715.04, 965,014.74 and 579,470.16

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Solution

The fourth proportional to 646,715.04, 965,014.74 and 579,470.16 is: 864,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,715.04 : 965,014.74 = 579,470.16 : x
  2. Step 2: Convert to fraction form
    646,715.04/965,014.74 = 579,470.16/x
  3. Step 3: Cross multiply
    646,715.04x = 965,014.74 × 579,470.16
  4. Step 4: Simplify right side
    646,715.04x = 559,197,245,790.16
  5. Step 5: Solve for x
    x = 559,197,245,790.16/646,715.04
  6. Step 6: Final answer
    x = 864,673.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.