Home / 942,746.02-1,300,884.22-555,536.45

Finding the Fourth Proportional to 942,746.02, 1,300,884.22 and 555,536.45

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Solution

The fourth proportional to 942,746.02, 1,300,884.22 and 555,536.45 is: 766,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,746.02 : 1,300,884.22 = 555,536.45 : x
  2. Step 2: Convert to fraction form
    942,746.02/1,300,884.22 = 555,536.45/x
  3. Step 3: Cross multiply
    942,746.02x = 1,300,884.22 × 555,536.45
  4. Step 4: Simplify right side
    942,746.02x = 722,688,601,439.82
  5. Step 5: Solve for x
    x = 722,688,601,439.82/942,746.02
  6. Step 6: Final answer
    x = 766,578.26

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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.