Home / 841,052.16-1,160,678.16-478,528.56

Finding the Fourth Proportional to 841,052.16, 1,160,678.16 and 478,528.56

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Solution

The fourth proportional to 841,052.16, 1,160,678.16 and 478,528.56 is: 660,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,052.16 : 1,160,678.16 = 478,528.56 : x
  2. Step 2: Convert to fraction form
    841,052.16/1,160,678.16 = 478,528.56/x
  3. Step 3: Cross multiply
    841,052.16x = 1,160,678.16 × 478,528.56
  4. Step 4: Simplify right side
    841,052.16x = 555,417,648,528.25
  5. Step 5: Solve for x
    x = 555,417,648,528.25/841,052.16
  6. Step 6: Final answer
    x = 660,384.31

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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.