Home / 406,985.00-607,513.38-376,968.43

Finding the Fourth Proportional to 406,985.00, 607,513.38 and 376,968.43

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Solution

The fourth proportional to 406,985.00, 607,513.38 and 376,968.43 is: 562,707.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,985.00 : 607,513.38 = 376,968.43 : x
  2. Step 2: Convert to fraction form
    406,985.00/607,513.38 = 376,968.43/x
  3. Step 3: Cross multiply
    406,985.00x = 607,513.38 × 376,968.43
  4. Step 4: Simplify right side
    406,985.00x = 229,013,363,543.81
  5. Step 5: Solve for x
    x = 229,013,363,543.81/406,985.00
  6. Step 6: Final answer
    x = 562,707.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.