Home / 814,208.02-1,123,585.36-470,032.30

Finding the Fourth Proportional to 814,208.02, 1,123,585.36 and 470,032.30

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Solution

The fourth proportional to 814,208.02, 1,123,585.36 and 470,032.30 is: 648,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,208.02 : 1,123,585.36 = 470,032.30 : x
  2. Step 2: Convert to fraction form
    814,208.02/1,123,585.36 = 470,032.30/x
  3. Step 3: Cross multiply
    814,208.02x = 1,123,585.36 × 470,032.30
  4. Step 4: Simplify right side
    814,208.02x = 528,121,411,236.53
  5. Step 5: Solve for x
    x = 528,121,411,236.53/814,208.02
  6. Step 6: Final answer
    x = 648,632.04

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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.