Home / 957,541.04-1,319,616.60-715,396.40

Finding the Fourth Proportional to 957,541.04, 1,319,616.60 and 715,396.40

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Solution

The fourth proportional to 957,541.04, 1,319,616.60 and 715,396.40 is: 985,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,541.04 : 1,319,616.60 = 715,396.40 : x
  2. Step 2: Convert to fraction form
    957,541.04/1,319,616.60 = 715,396.40/x
  3. Step 3: Cross multiply
    957,541.04x = 1,319,616.60 × 715,396.40
  4. Step 4: Simplify right side
    957,541.04x = 944,048,965,020.24
  5. Step 5: Solve for x
    x = 944,048,965,020.24/957,541.04
  6. Step 6: Final answer
    x = 985,909.66

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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.