Home / 947,282.86-1,307,269.16-517,589.65

Finding the Fourth Proportional to 947,282.86, 1,307,269.16 and 517,589.65

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Solution

The fourth proportional to 947,282.86, 1,307,269.16 and 517,589.65 is: 714,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,282.86 : 1,307,269.16 = 517,589.65 : x
  2. Step 2: Convert to fraction form
    947,282.86/1,307,269.16 = 517,589.65/x
  3. Step 3: Cross multiply
    947,282.86x = 1,307,269.16 × 517,589.65
  4. Step 4: Simplify right side
    947,282.86x = 676,628,986,980.19
  5. Step 5: Solve for x
    x = 676,628,986,980.19/947,282.86
  6. Step 6: Final answer
    x = 714,284.00

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Double scale
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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.