Home / 607,895.04-838,934.92-403,626.16

Finding the Fourth Proportional to 607,895.04, 838,934.92 and 403,626.16

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Solution

The fourth proportional to 607,895.04, 838,934.92 and 403,626.16 is: 557,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,895.04 : 838,934.92 = 403,626.16 : x
  2. Step 2: Convert to fraction form
    607,895.04/838,934.92 = 403,626.16/x
  3. Step 3: Cross multiply
    607,895.04x = 838,934.92 × 403,626.16
  4. Step 4: Simplify right side
    607,895.04x = 338,616,080,249.51
  5. Step 5: Solve for x
    x = 338,616,080,249.51/607,895.04
  6. Step 6: Final answer
    x = 557,030.50

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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.