Home / 761,054.38-1,050,272.02-434,360.84

Finding the Fourth Proportional to 761,054.38, 1,050,272.02 and 434,360.84

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Solution

The fourth proportional to 761,054.38, 1,050,272.02 and 434,360.84 is: 599,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,054.38 : 1,050,272.02 = 434,360.84 : x
  2. Step 2: Convert to fraction form
    761,054.38/1,050,272.02 = 434,360.84/x
  3. Step 3: Cross multiply
    761,054.38x = 1,050,272.02 × 434,360.84
  4. Step 4: Simplify right side
    761,054.38x = 456,197,032,038.21
  5. Step 5: Solve for x
    x = 456,197,032,038.21/761,054.38
  6. Step 6: Final answer
    x = 599,427.64

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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.