Home / 761,256.63-1,050,533.63-417,114.86

Finding the Fourth Proportional to 761,256.63, 1,050,533.63 and 417,114.86

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Solution

The fourth proportional to 761,256.63, 1,050,533.63 and 417,114.86 is: 575,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,256.63 : 1,050,533.63 = 417,114.86 : x
  2. Step 2: Convert to fraction form
    761,256.63/1,050,533.63 = 417,114.86/x
  3. Step 3: Cross multiply
    761,256.63x = 1,050,533.63 × 417,114.86
  4. Step 4: Simplify right side
    761,256.63x = 438,193,180,664.50
  5. Step 5: Solve for x
    x = 438,193,180,664.50/761,256.63
  6. Step 6: Final answer
    x = 575,618.21

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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.