Home / 761,717.54-1,050,624.32-503,295.14

Finding the Fourth Proportional to 761,717.54, 1,050,624.32 and 503,295.14

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Solution

The fourth proportional to 761,717.54, 1,050,624.32 and 503,295.14 is: 694,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,717.54 : 1,050,624.32 = 503,295.14 : x
  2. Step 2: Convert to fraction form
    761,717.54/1,050,624.32 = 503,295.14/x
  3. Step 3: Cross multiply
    761,717.54x = 1,050,624.32 × 503,295.14
  4. Step 4: Simplify right side
    761,717.54x = 528,774,114,221.81
  5. Step 5: Solve for x
    x = 528,774,114,221.81/761,717.54
  6. Step 6: Final answer
    x = 694,186.61

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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.