Home / 497,050.32-685,948.86-282,210.38

Finding the Fourth Proportional to 497,050.32, 685,948.86 and 282,210.38

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Solution

The fourth proportional to 497,050.32, 685,948.86 and 282,210.38 is: 389,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,050.32 : 685,948.86 = 282,210.38 : x
  2. Step 2: Convert to fraction form
    497,050.32/685,948.86 = 282,210.38/x
  3. Step 3: Cross multiply
    497,050.32x = 685,948.86 × 282,210.38
  4. Step 4: Simplify right side
    497,050.32x = 193,581,888,441.17
  5. Step 5: Solve for x
    x = 193,581,888,441.17/497,050.32
  6. Step 6: Final answer
    x = 389,461.35

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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.