Home / 941,390.40-1,411,210.80-657,080.40

Finding the Fourth Proportional to 941,390.40, 1,411,210.80 and 657,080.40

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Solution

The fourth proportional to 941,390.40, 1,411,210.80 and 657,080.40 is: 985,010.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,390.40 : 1,411,210.80 = 657,080.40 : x
  2. Step 2: Convert to fraction form
    941,390.40/1,411,210.80 = 657,080.40/x
  3. Step 3: Cross multiply
    941,390.40x = 1,411,210.80 × 657,080.40
  4. Step 4: Simplify right side
    941,390.40x = 927,278,956,948.32
  5. Step 5: Solve for x
    x = 927,278,956,948.32/941,390.40
  6. Step 6: Final answer
    x = 985,010.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.