Home / 972,703.02-1,342,324.89-564,905.10

Finding the Fourth Proportional to 972,703.02, 1,342,324.89 and 564,905.10

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Solution

The fourth proportional to 972,703.02, 1,342,324.89 and 564,905.10 is: 779,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,703.02 : 1,342,324.89 = 564,905.10 : x
  2. Step 2: Convert to fraction form
    972,703.02/1,342,324.89 = 564,905.10/x
  3. Step 3: Cross multiply
    972,703.02x = 1,342,324.89 × 564,905.10
  4. Step 4: Simplify right side
    972,703.02x = 758,286,176,217.94
  5. Step 5: Solve for x
    x = 758,286,176,217.94/972,703.02
  6. Step 6: Final answer
    x = 779,565.97

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Double scale
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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.