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Finding the Fourth Proportional to 583,946.37, 805,693.47 and 342,098.93

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Solution

The fourth proportional to 583,946.37, 805,693.47 and 342,098.93 is: 472,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,946.37 : 805,693.47 = 342,098.93 : x
  2. Step 2: Convert to fraction form
    583,946.37/805,693.47 = 342,098.93/x
  3. Step 3: Cross multiply
    583,946.37x = 805,693.47 × 342,098.93
  4. Step 4: Simplify right side
    583,946.37x = 275,626,869,966.52
  5. Step 5: Solve for x
    x = 275,626,869,966.52/583,946.37
  6. Step 6: Final answer
    x = 472,007.16

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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.