Home / 1,034,342.40-1,426,798.13-646,484.70

Finding the Fourth Proportional to 1,034,342.40, 1,426,798.13 and 646,484.70

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Solution

The fourth proportional to 1,034,342.40, 1,426,798.13 and 646,484.70 is: 891,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,342.40 : 1,426,798.13 = 646,484.70 : x
  2. Step 2: Convert to fraction form
    1,034,342.40/1,426,798.13 = 646,484.70/x
  3. Step 3: Cross multiply
    1,034,342.40x = 1,426,798.13 × 646,484.70
  4. Step 4: Simplify right side
    1,034,342.40x = 922,403,157,801.19
  5. Step 5: Solve for x
    x = 922,403,157,801.19/1,034,342.40
  6. Step 6: Final answer
    x = 891,777.38

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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.