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Finding the Fourth Proportional to 657,485.04, 907,320.48 and 367,101.07

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Solution

The fourth proportional to 657,485.04, 907,320.48 and 367,101.07 is: 506,594.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,485.04 : 907,320.48 = 367,101.07 : x
  2. Step 2: Convert to fraction form
    657,485.04/907,320.48 = 367,101.07/x
  3. Step 3: Cross multiply
    657,485.04x = 907,320.48 × 367,101.07
  4. Step 4: Simplify right side
    657,485.04x = 333,078,323,018.15
  5. Step 5: Solve for x
    x = 333,078,323,018.15/657,485.04
  6. Step 6: Final answer
    x = 506,594.53

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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.