Home / 984,137.16-1,358,209.68-602,416.20

Finding the Fourth Proportional to 984,137.16, 1,358,209.68 and 602,416.20

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Solution

The fourth proportional to 984,137.16, 1,358,209.68 and 602,416.20 is: 831,395.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,137.16 : 1,358,209.68 = 602,416.20 : x
  2. Step 2: Convert to fraction form
    984,137.16/1,358,209.68 = 602,416.20/x
  3. Step 3: Cross multiply
    984,137.16x = 1,358,209.68 × 602,416.20
  4. Step 4: Simplify right side
    984,137.16x = 818,207,514,228.82
  5. Step 5: Solve for x
    x = 818,207,514,228.82/984,137.16
  6. Step 6: Final answer
    x = 831,395.81

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Double scale
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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.