Home / 947,259.63-1,307,150.06-517,448.52

Finding the Fourth Proportional to 947,259.63, 1,307,150.06 and 517,448.52

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Solution

The fourth proportional to 947,259.63, 1,307,150.06 and 517,448.52 is: 714,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,259.63 : 1,307,150.06 = 517,448.52 : x
  2. Step 2: Convert to fraction form
    947,259.63/1,307,150.06 = 517,448.52/x
  3. Step 3: Cross multiply
    947,259.63x = 1,307,150.06 × 517,448.52
  4. Step 4: Simplify right side
    947,259.63x = 676,382,861,377.67
  5. Step 5: Solve for x
    x = 676,382,861,377.67/947,259.63
  6. Step 6: Final answer
    x = 714,041.68

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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.