Home / 858,616.49-1,184,831.39-476,613.20

Finding the Fourth Proportional to 858,616.49, 1,184,831.39 and 476,613.20

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Solution

The fourth proportional to 858,616.49, 1,184,831.39 and 476,613.20 is: 657,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,616.49 : 1,184,831.39 = 476,613.20 : x
  2. Step 2: Convert to fraction form
    858,616.49/1,184,831.39 = 476,613.20/x
  3. Step 3: Cross multiply
    858,616.49x = 1,184,831.39 × 476,613.20
  4. Step 4: Simplify right side
    858,616.49x = 564,706,271,941.13
  5. Step 5: Solve for x
    x = 564,706,271,941.13/858,616.49
  6. Step 6: Final answer
    x = 657,693.26

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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.