Home / 761,507.32-1,050,867.50-417,340.60

Finding the Fourth Proportional to 761,507.32, 1,050,867.50 and 417,340.60

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Solution

The fourth proportional to 761,507.32, 1,050,867.50 and 417,340.60 is: 575,923.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,507.32 : 1,050,867.50 = 417,340.60 : x
  2. Step 2: Convert to fraction form
    761,507.32/1,050,867.50 = 417,340.60/x
  3. Step 3: Cross multiply
    761,507.32x = 1,050,867.50 × 417,340.60
  4. Step 4: Simplify right side
    761,507.32x = 438,569,672,970.50
  5. Step 5: Solve for x
    x = 438,569,672,970.50/761,507.32
  6. Step 6: Final answer
    x = 575,923.12

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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.