Finding the Fourth Proportional to 955,088.02, 1,317,999.49 and 525,358.99
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Solution
The fourth proportional to 955,088.02, 1,317,999.49 and 525,358.99 is: 724,983.32
Step by Step Solution
- Step 1: Write the proportion equation
955,088.02 : 1,317,999.49 = 525,358.99 : x - Step 2: Convert to fraction form
955,088.02/1,317,999.49 = 525,358.99/x - Step 3: Cross multiply
955,088.02x = 1,317,999.49 × 525,358.99 - Step 4: Simplify right side
955,088.02x = 692,422,880,886.92 - Step 5: Solve for x
x = 692,422,880,886.92/955,088.02 - Step 6: Final answer
x = 724,983.32
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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.