Home / 839,681.52-1,158,395.60-533,594.02

Finding the Fourth Proportional to 839,681.52, 1,158,395.60 and 533,594.02

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Solution

The fourth proportional to 839,681.52, 1,158,395.60 and 533,594.02 is: 736,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,681.52 : 1,158,395.60 = 533,594.02 : x
  2. Step 2: Convert to fraction form
    839,681.52/1,158,395.60 = 533,594.02/x
  3. Step 3: Cross multiply
    839,681.52x = 1,158,395.60 × 533,594.02
  4. Step 4: Simplify right side
    839,681.52x = 618,112,967,736.29
  5. Step 5: Solve for x
    x = 618,112,967,736.29/839,681.52
  6. Step 6: Final answer
    x = 736,127.87

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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.