Home / 965,699.55-1,332,727.65-535,979.70

Finding the Fourth Proportional to 965,699.55, 1,332,727.65 and 535,979.70

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Solution

The fourth proportional to 965,699.55, 1,332,727.65 and 535,979.70 is: 739,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,699.55 : 1,332,727.65 = 535,979.70 : x
  2. Step 2: Convert to fraction form
    965,699.55/1,332,727.65 = 535,979.70/x
  3. Step 3: Cross multiply
    965,699.55x = 1,332,727.65 × 535,979.70
  4. Step 4: Simplify right side
    965,699.55x = 714,314,966,028.71
  5. Step 5: Solve for x
    x = 714,314,966,028.71/965,699.55
  6. Step 6: Final answer
    x = 739,686.55

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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.