Home / 657,829.15-907,794.45-367,444.76

Finding the Fourth Proportional to 657,829.15, 907,794.45 and 367,444.76

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Solution

The fourth proportional to 657,829.15, 907,794.45 and 367,444.76 is: 507,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,829.15 : 907,794.45 = 367,444.76 : x
  2. Step 2: Convert to fraction form
    657,829.15/907,794.45 = 367,444.76/x
  3. Step 3: Cross multiply
    657,829.15x = 907,794.45 × 367,444.76
  4. Step 4: Simplify right side
    657,829.15x = 333,564,308,237.17
  5. Step 5: Solve for x
    x = 333,564,308,237.17/657,829.15
  6. Step 6: Final answer
    x = 507,068.30

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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.